OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..600
MATHEMATICA
Select[Range[7000], PrimeQ[Total[#^Range[1, 41, 2]] + 1] &]
PROG
(Magma) [n: n in [0..7000] | IsPrime(s) where s is 1+&+[n^i: i in [1..41 by 2]]];
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Jun 27 2014
STATUS
approved