Least prime beginning a string, of length at least n, of consecutive primes which alternate between types 6*k+1 and 6*k+5 or 6*k+5 and 6*k+1.
A289119
Least prime beginning a string, of length at least n, of consecutive primes which alternate between types 6*k+1 and 6*k+5 or 6*k+5 and 6*k+1.
Terms
- a(0) =5a(1) =5a(2) =5a(3) =5a(4) =5a(5) =5a(6) =5a(7) =89a(8) =89a(9) =809a(10) =809a(11) =809a(12) =809a(13) =809a(14) =809a(15) =809a(16) =809a(17) =809a(18) =809a(19) =809a(20) =809a(21) =3954889a(22) =15186319a(23) =15186319a(24) =15186319a(25) =77011289a(26) =77011289a(27) =77011289a(28) =288413159a(29) =288413159
External references
- oeis: A289119