A024520 Positions of primes in A000404 (sums of 2 nonzero squares).

1, 2, 5, 6, 11, 14, 16, 20, 22, 26, 31, 33, 36, 39, 40, 48, 52, 54, 60, 63, 65, 67, 77, 79, 81, 86, 90, 93, 94, 99, 104, 106, 111, 115, 116, 123, 127, 130, 132, 135, 138, 141, 145, 148, 150, 163, 167, 172, 178, 181, 182, 189, 191, 195, 196