OFFSET
1,1
COMMENTS
Merikoski proves that this sequence is infinite.
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..10000
Jori Merikoski, Exceptional characters and prime numbers in sparse sets, arXiv:2108.01355 [math.NT], 2021.
PROG
(PARI) lista(lim)=my(v=List([2]), t); for(a=1, sqrtint(lim), forstep(b=a%2+1, sqrtnint(lim-a^2, 8), 2, t=a^2+b^8; if(isprime(t), listput(v, t)))); vecsort(Vec(v), , 8); \\ after A028916
CROSSREFS
KEYWORD
nonn
AUTHOR
Michel Marcus, Aug 05 2021
STATUS
approved