OFFSET
1,2
COMMENTS
It is conjectured that this sequence is finite and all terms are found.
MATHEMATICA
p = 3; sp = {p}; k = 0; Table[While[k++; m = 2*k; l = Length[sp]; While[sp[[l]] < m, While[p = NextPrime[p]; cp = 2*3^(Floor[Log[3, 2*p - 1]]) - p; ! PrimeQ[cp]]; AppendTo[sp, p]; l++]; ct = 0; Do[If[(2*sp[[i]] <= m) && (MemberQ[sp, m - sp[[i]]]), ct++], {i, 1, l}]; ct > 0]; k, {n, 1, 17}]
CROSSREFS
KEYWORD
nonn,easy,fini,full
AUTHOR
Lei Zhou, Nov 15 2016
STATUS
approved