login
Indices of primes in A280985.
3

%I #5 Nov 01 2020 23:46:14

%S 2,4,6,8,13,15,20,22,27,34,36,42,46,48,53,61,66,68,75,80,82,89,94,99,

%T 108,112,114,119,121,127,141,146,151,154,165,167,173,179,184,191,198,

%U 200,211,213,218,220,233,244,246,249,256,261,263,276,283,289,294,296,303,307,309,324

%N Indices of primes in A280985.

%H N. J. A. Sloane, <a href="/A338352/b338352.txt">Table of n, a(n) for n = 1..7096</a>

%Y Cf. A280985.

%K nonn

%O 1,1

%A _N. J. A. Sloane_, Nov 01 2020