Smallest k>0 such that q=p+6k, 6kp+q, 6kp-q, 6kq+p and 6kq-p are simultaneously prime, or 0 if no such k exists, where p=A000040(n) is the n-th prime.
A180476
Smallest k>0 such that q=p+6k, 6kp+q, 6kp-q, 6kq+p and 6kq-p are simultaneously prime, or 0 if no such k exists, where p=A000040(n) is the n-th prime.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =10a(4) =518a(5) =1a(6) =154a(7) =120a(8) =1a(9) =2a(10) =8a(11) =15a(12) =911a(13) =226a(14) =24a(15) =9470a(16) =189a(17) =2766a(18) =8224a(19) =4998a(20) =1730a(21) =49a(22) =106a(23) =3114a(24) =2030a(25) =155a(26) =231a(27) =4a(28) =119a(29) =195
External references
- oeis: A180476