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Difference between revisions of "Proth prime 3 4"

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(remove bad prime n=11279466)
(add twins)
 
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|PMultiRes=
 
|PMultiRes=
 
|PNlist=
 
|PNlist=
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1
+
1;T:T
 
2
 
2
−
3
+
3;T:T
 
6
 
6
 
14
 
14
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15
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15;T:T
 
39
 
39
 
201
 
201

Latest revision as of 19:53, 22 September 2024

Reserved! This sequence is currently reserved by: Ryan Propper

Current data

k , b : 4 , 3
Count : 32
Nash : 1703
Max n : 5,000,000
Date : 2024-09-10
Reserved : Ryan PropperRyan Propper/Reserved
1[1], 2, 3[2], 6, 14, 15[3], 39, 201, 249, 885, 1005, 1254, 1635, 3306, 3522, 9602, 19785, 72698, 233583, 328689, 537918, 887535, 980925, 1154598, 1499606, 1936890, 2016951, 2143374, 4020126, 6402015, 7578378, 9214845
Remarks :
The sequence A005537 in OEIS
For all even n-values 4•3n+1 is a Generalized Fermat number.
See also Williams 4•3n+1

Notes

  1. ↑ Twin n=1
  2. ↑ Twin n=3
  3. ↑ Twin n=15

History

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