Sequence A057207

k < 300

300 < k < 2000

2000 < k < 4000

4000 < k < 6000

6000 < k < 8000

8000 < k < 10000

10⁴ < k < 10⁵

10⁵ < k < 10⁶

10⁶ < k < 10⁷

10⁷ < k < 10⁸

10⁸ < k < 10⁹

10⁹ < k < 10¹⁰

10¹⁰ < k < Infin.

Condensed
10000 < k < 100000

Statistics

Constant-n search

k < 300

300 < k < 2000

2000 < k < 4000

4000 < k < 6000

6000 < k < 8000

8000 < k < 10000

Statistics

Status k < 50

Status k < 300

Status 300 <k< 1200

k = 5 - 62.04%

k = 15 - 58.20%

k = 17 - 67.80%

k = 65 - Done

k = 105 - 48.38%

k = 125 - Done

9 k's - Done

...

Overview

Drive #1 - Done

Drive #2 - Done

Drive #3 - Done

Drive #4 - Done

Drive #5 - Done

Drive #6 - 65.25%

Drive #7 - ?%

Drive #8 - ?%

Drive #9 - 99.33%

Drive #10 - 41.69%

Drive #11 - .%

MBitDrive #1 - ?%

MBitDrive #2 - 22%

MBitDrive #3 - %

Overview

Race #1

Race #2

Race #3

Race #4

Race #5

Race #6

Race #7

Race #8

Race #9

Mini #1 - Done

Mini #2 - Done

Mini #3 - 38.80%

Mini #4 - Done

Mini #5 - %

Maxi #1 - ?%

Drive #1 - Done

Drive #2 - Done

Drive #3 - Done

Drive #4

Drive #5 - Done

Drive #6 - Done

Drive #7 - Done

Drive #8 - Done

Drive #9

Drive #10 - 32.60%

Drive #11 - Done

Drive #12 - Done

Drive #13 - .%

Drive #14 - .%

(Near)Woodall

Riesel

even Riesel

Riesel Twin/SG

Liskovets/Gallot

First P-Prime k

First R-Prime k

First Twin k

First SG k

Riesel-Payam

...

PRPnet / LLRnet servers

Introduction

Statistics

Records

Table 000k

Table 100k

Table 200k

Table 300k

Table 400k

Table 500k

Table 600k

Table 700k

Table 800k

Table 900k

Table Others

...

All Open

Home Prime
Overview

Home Prime Base 2

Home Prime Base 3

Home Prime Base 4

Home Prime Base 5

Home Prime Base 6

Home Prime Base 7

Home Prime Base 8

Home Prime Base 9

Home Prime Base 10

Home Prime Base 12

Home Prime Base 16

Inverse Home
Prime Base 8

Euclid-Mullin seq.

CRUS Table

General. Fermat

Primes k*b^b+1

Primes k*b^b-1

Smarandache Types

OEIS A057207

Carol/Kynea Search

Biggest Puzzles

Step	Comment	New Member	Size	Factorization
1	-	5	1	5
2	-	101	3	101
3	-	1020101	7	1020101
4	-	53	19	53 * 1613 * 12417062216309
5	-	29	22	29 * 137 * 8143721 * 92159345497
6	-	2507707213238852620996901	25	2507707213238852620996901
7	-	449	74	449 * 35122396914398722302564003045207352614202665033788020979177086308350149
8	-	13	79	13 * 433361 * 42408853 * 2272998442375593325550634821 * 5854291291251561948836681114631909089
9	-	8693	81	8693 * 779605017019728666908298397812421 * 79280351907775517992352780906664863043901117
10	-	1997	89	1997 * 20331581817877392256435956604888628337658696031506823766825470327156779391647042219033
11	-	6029	96	6029 * 324292972927126457756904837389 * 82817581004225645633612793315603300404768944310630572364040221
12	-	61	103	61 * 421 * 27409 * 2006353 * 23277479209766730941 * 179038947455955102658162802312015888733927607779928480498810584508153
13	-	3181837	107	3181837 * 745008749 * 119060790003973 * 77597466185873017961061683467526917038083822349525087640246531494771520881049
	-	113	120	113 * 769 * 1289 * P112
15	-	181	124	181 * 138514308882265859244395712874082814522668489 * P78
16	-	1934689	128	1934689 * 689777819648133908581 * 540262027549967339063174033 * 780459434005578754866243298579829 * 164835339413528880793540884217597447740077
17	-	614309022531437844149335212611920/ 1470973493456817556328833988172277	141	6143090225314378441493352126119201470973493456817556328833988172277 * P74
18	-	4733	275	4733 * 362212223537 * 299753905627624397 * C242
19	-	3617	282	3617 * 35809 * 48491794229 * C263
20	-	41	289	41 * 541 * 8221 * 1533109 * 294752563068161904352469 * C251
21	-	68141	292	68141 * 208129 * 525193 * 14531633 * 304489547980049 * C255
22	-	37	302	37 * 42073 * 12444749 * 3232026541 * 18315945498259734483018246376409 * 141550254450216169209662163508966268390081 * C207
23	-	51473	305	51473 * 389391977333490546677 * C280
24	-	17	315	17 * 120807697 * C305
25	-	821	317	821 * 13093087453021 * 424386786126517 * 1119949812561848578697 * C265
26	-	598201519454797	323	598201519454797 * 7642055227061753 * 757578761141716392093121 * 48451623397663691008275317 * C243 7600 @ B1=43M
27	-	157	352	157 * 3253 * 272353 * 29090353 * 1481244101 * 12340270001 * 274723084253 * 2222902298408547783332994893 * C276
28	-	9689	357	9689 * 16748808390469 * 1714269831676241869 * 3740043976814233735657 * C300
29	-	2357	365	2357 * 332676458166104413 * C344
30	-	757	371	757 * 3637 * C365
31	-	149	377	149 * 416701539071142197159624053 * C348
32	-	293	382	293 * 32377 * C375
33	-	5261	387	5261 * 5041889 * 755438707231660674269 * 172288961989695676317025695787901 * 55957674037143709075127965517562521 * P288
34	-	1774915226229214328737	394	1774915226229214328737 * 330731684607187769835445447439806793364101 * C331
37	-	233	436	233 * 32609 * 852121 * 1041824539343446037 * C406
38	-	73	441	73 * 1021 * 123341 * C431
39	-	13989077153	445	13989077153 * 609323260926053 * 1138366138998575412157 * C399
40	-	11689487473519919005062249197	465	11689487473519919005062249197 * P437
41	-	353	521	353 * 1289 * P516
42	-	4021	526	4021 * 936113 * 84655966760120993089 * 14536928343791180733949 * P475
43	-	24891406347771253321	534	24891406347771253321 * 262803353017571916006118661 * C488 (7600@B1=43M)
44	-	?	572	C572 (7600@B1=43M)

The OEIS-Sequence A057207