a(n) is the least prime that starts a sequence of consecutive primes whose sum is n^5, or -1 if there is no such prime.
A391477
a(n) is the least prime that starts a sequence of consecutive primes whose sum is n^5, or -1 if there is no such prime.
Terms
- a(0) =-1a(1) =-1a(2) =41a(3) =-1a(4) =257a(5) =-1a(6) =-1a(7) =523a(8) =839a(9) =-1a(10) =3251a(11) =-1a(12) =-1a(13) =541a(14) =-1a(15) =-1a(16) =-1a(17) =-1a(18) =-1a(19) =-1a(20) =-1a(21) =14717a(22) =18149a(23) =-1a(24) =149873a(25) =-1a(26) =-1a(27) =782147a(28) =-1a(29) =165541
External references
- oeis: A391477