login
A215431
Numbers n such that n^128+(n+1)^128 is a prime.
8
31, 37, 65, 191, 255, 287, 359, 786, 836, 1178, 1229, 1503, 1601, 1609, 2093, 2103, 2254, 2307, 2471, 2934, 2978, 3215, 3220, 3363, 3402, 3705, 3724, 3892, 3894, 3976, 4094, 4478, 4490, 4535, 4566, 4683, 4749, 4752, 4789, 4918, 5064, 6061, 6162, 6167
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[7000], PrimeQ[#^128 + (# + 1)^128] &]
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Aug 31 2012
STATUS
approved