Sum of 4th powers of primes = 2 mod 3 dividing n.

Terms

a(0) =0a(1) =16a(2) =0a(3) =16a(4) =625a(5) =16a(6) =0a(7) =16a(8) =0a(9) =641a(10) =14641a(11) =16a(12) =0a(13) =16a(14) =625a(15) =16a(16) =83521a(17) =16a(18) =0a(19) =641a(20) =0a(21) =14657a(22) =279841a(23) =16a(24) =625a(25) =16a(26) =0a(27) =16a(28) =707281a(29) =641