%I #15 Aug 19 2021 21:24:16
%S 1,32377,484177,3094247,10908137,15612137,16750127,17363927,24827519,
%T 34030327,184923407,219087767,240654017,430450337,814220815,989880257,
%U 1040713247,1257956527,1839451007,2255176457,2314599527,3034111727,3254592497,3534277217,3569817127
%N Odd numbers k with the property that (2^k + k^2) == 0 (mod (k+2)).
%C Odd terms in A114977.
%H Alois P. Heinz, <a href="/A156038/b156038.txt">Table of n, a(n) for n = 1..75</a> [using data from A114977]
%o (PARI) isok(n) = (n%2) && ((2^n+n^2)% (n+2) == 0); \\ _Michel Marcus_, Oct 19 2013
%o (PARI) is(n)=Mod(2, n+2)^n==-4 && n%2 \\ _Charles R Greathouse IV_, Oct 19 2013
%Y Cf. A114977.
%K nonn
%O 1,2
%A _Zak Seidov_, Oct 30 2009