OFFSET
1,1
LINKS
Robert Israel, Table of n, a(n) for n = 1..10000
EXAMPLE
a(5) = 44 because 44^8+1 = 14048223625217 = 17 * 241 * 3457 * 991873 with A094407 (5) = 241.
MAPLE
P:= select(isprime, [seq(i, i=1..10000, 16)]):
map(t -> min(map(rhs@op, [msolve(k^8+1=0, t)])), P); # Robert Israel, May 15 2019
MATHEMATICA
aa = {}; Do[p = Prime[n]; If[Mod[p, 16] == 1, k = 1; While[ ! Mod[k^8 + 1, p] == 0, k++ ]; AppendTo[aa, k]], {n, 300}]; aa
CROSSREFS
KEYWORD
nonn
AUTHOR
Michel Lagneau, Oct 22 2012
STATUS
approved