Numbers k such that 1 + Sum_{j=0..k} (-1)^j*(k-j)! is prime.
A157833
Numbers k such that 1 + Sum_{j=0..k} (-1)^j*(k-j)! is prime.
Terms
- a(0) =2a(1) =3a(2) =5a(3) =7a(4) =15a(5) =19a(6) =41a(7) =59a(8) =61a(9) =105a(10) =661a(11) =2653a(12) =3069a(13) =3943a(14) =4053a(15) =8275
External references
- oeis: A157833