OFFSET
1,2
COMMENTS
If a(n) = 1, then n is in A006316.
MATHEMATICA
lnk[n_]:=Module[{c=n^64, k=1}, While[!PrimeQ[c+k^64], k++]; k]; Array[lnk, 70] (* Harvey P. Dale, Oct 21 2017 *)
PROG
(Python)
import sympy
from sympy import isprime
def a(n):
..for k in range(10**4):
....if isprime(n**64+k**64):
......return k
n = 1
while n < 100:
..print(a(n))
..n += 1
(PARI) a(n)=for(k=1, 10^3, if(ispseudoprime(n^64+k^64), return(k)));
n=1; while(n<100, print(a(n)); n+=1)
CROSSREFS
KEYWORD
nonn
AUTHOR
Derek Orr, May 17 2014
STATUS
approved