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Difference between revisions of "Proth prime 2 5"
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|PNash=891 | |PNash=891 | ||
|PMaxn=9000000 | |PMaxn=9000000 | ||
− | |PDate= | + | |PDate=2024-09-06 |
− | |PReserved= | + | |PReserved=Ryan Propper |
|PMultiRes= | |PMultiRes= | ||
|PNlist= | |PNlist= | ||
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7;T:G | 7;T:G | ||
13;T:G | 13;T:G | ||
− | 15;T:G | + | 15;T:G;C:{{NCu|8|5}} |
− | 25;T:G | + | 25;T:G;C:{{NCu|32|5}} |
39;T:G | 39;T:G | ||
− | 55;T:G | + | 55;T:G;C:{{NCu|2048|5}} |
− | 75;T:G | + | 75;T:G;C:{{NCu|32768|5}} |
− | 85;T:G | + | 85;T:G;C:{{NCu|131072|5}}, {{NCu|-|2|81}}, |
127;T:G | 127;T:G | ||
1947;T:G | 1947;T:G | ||
Line 34: | Line 34: | ||
1320487;9;T:G | 1320487;9;T:G | ||
1777515;74133;T:G | 1777515;74133;T:G | ||
− | |PRemarks= | + | |PRemarks=The {{OEIS|l|A002254}} |
}} | }} | ||
==History== | ==History== | ||
+ | {{HistR|2024-09-06|Ryan Propper}} | ||
{{HistC|2021-04-01|9000000|PrimeGrid Fermat Divisor Search}} | {{HistC|2021-04-01|9000000|PrimeGrid Fermat Divisor Search}} | ||
{{HistF|2005-04-14|1777515|Senji Yamashita,Satoshi Noda,Takahiro Nohara}} | {{HistF|2005-04-14|1777515|Senji Yamashita,Satoshi Noda,Takahiro Nohara}} |
Latest revision as of 00:57, 1 November 2024
Reserved! This sequence is currently reserved by: Ryan Propper |
Current data
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Remarks : |
The sequence A002254 in OEIS |
Notes
- ↑ Is GF Divisor of xGF(2,11,8) [+2]
- ↑ Is GF Divisor of F(5) [+7]
- ↑ Is GF Divisor of xGF(10,5,4) [+8]
- ↑ Is GF Divisor of GF(13,5) [+12], Cullen 5•85+1
- ↑ Is GF Divisor of F(23) [+8], Cullen 5•325+1
- ↑ Is GF Divisor of F(36) [+8]
- ↑ Is GF Divisor of GF(54,3) [+5], Cullen 5•20485+1
- ↑ Is GF Divisor of F(73) [+6], Cullen 5•327685+1
- ↑ Is GF Divisor of xGF(84,4,3) [+5], Cullen 5•1310725+1, Near Cullen 80•281+1,
- ↑ Is GF Divisor of F(125) [+19]
- ↑ Is GF Divisor of F(1945) [+11]
- ↑ Is GF Divisor of F(3310) [+8]
- ↑ Is GF Divisor of GF(4686,6) [+7]
- ↑ Is GF Divisor of xGF(5946,5,3) [+8]
- ↑ Is GF Divisor of GF(13164,3) [+9]
- ↑ Is GF Divisor of F(23471) [+11]
- ↑ Is GF Divisor of xGF(26606,5,3) [+9]
- ↑ Is GF Divisor of F(125410) [+12]
- ↑ Is GF Divisor of xGF(209786,3,2) [+8]
- ↑ Is GF Divisor of GF(240936,3) [+6]
- ↑ Is GF Divisor of GF(819738,3) [+6]
- ↑ Is GF Divisor of GF(1282754,3) [+6]
- ↑ Is GF Divisor of xGF(1320486,5,3) [+7]
- ↑ Is GF Divisor of GF(1777511,5) [+7]
History
- 2024-09-06: Reserved by Ryan Propper
- 2021-04-01: Checked to n = 9000000, PrimeGrid Fermat Divisor Search
- 2005-04-14: Found n = 1777515, Senji Yamashita, Satoshi Noda, Takahiro Nohara
- 2002-03-20: Found n = 1320487, Manfred Toplic
- 2002-06-03: Found n = 1282755, Manfred Toplic
- 2001-07-23: Found n = 819739, Manfred Toplic
- 1997-05: Found n = 240937, Jeffrey Young
- 1997-05: Found n = 209787, Jeffrey Young
- 1995-08: Found n = 125413, Jeffrey Young
- 1992: Found n = 26607, Harvey Dubner
- 1984: Found n = 23473, Wilfrid Keller
- 1979: Found n = 13165, Wilfrid Keller
- 1979: Checked n = 2000 - 10000, Gordon V. Cormack, Hugh C. Williams
- 1979: Found n = 5947, Gordon V. Cormack, Hugh C. Williams
- 1979: Found n = 4687, Gordon V. Cormack, Hugh C. Williams
- 1979: Found n = 3313, Gordon V. Cormack, Hugh C. Williams