Numbers n such that n and n^4 are sums of two twin primes.

Terms

a(0) =384a(1) =840a(2) =8676a(3) =33300a(4) =34980a(5) =37044a(6) =39984a(7) =42024a(8) =50604a(9) =53760a(10) =55056a(11) =61680a(12) =64380a(13) =71064a(14) =83520a(15) =88176a(16) =97644a(17) =103740a(18) =120204a(19) =129840a(20) =133896a(21) =148764a(22) =154524a(23) =160416a(24) =168120a(25) =173064a(26) =184800a(27) =188880a(28) =199056a(29) =207984