A076232 a(n) = prime(1+n!) - prime(n!).

1, 2, 4, 8, 2, 6, 4, 24, 18, 86, 54, 18, 22, 48, 12, 10, 56, 10, 8, 12, 24

Offset

1,2

Links

Table of n, a(n) for n=1..21.

Formula

a(n) = A001223(n!). - Michel Marcus, Aug 24 2019

Mathematica

Table[Prime[n! + 1] - Prime[n!], {n, 10}] (* Wesley Ivan Hurt, Aug 24 2019 *)

Prog

(PARI) a(n) = prime(1+n!) - prime(n!); \\ Michel Marcus, Aug 24 2019
(PARI) a(n) = my(p=prime(n!)); nextprime(p+1) - p; \\ Michel Marcus, Aug 24 2019

Crossrefs

Cf. A000040, A000142, A001223, A062439.

Sequence in context: A167420 A195711 A200610 * A011032 A174660 A064897

Adjacent sequences: A076229 A076230 A076231 * A076233 A076234 A076235

Keyword

nonn,more

Author

Labos Elemer, Oct 03 2002

Extensions

a(16)-a(21) from Michel Marcus, Aug 24 2019

Status

approved