A139164 a(n) = (prime(n)!+6)/6.

2, 21, 841, 6652801, 1037836801, 59281238016001, 20274183401472001, 4308669456480829440001, 1473626998956616992423936000001, 1370473109029653802954260480000001

Offset: 2

Author

Artur Jasinski, Apr 11 2008

Keywords

• nonn

Crossrefs

Cf. A082672, A089085, A089130, A117141, A007749, A139056-A139066, A020458, A139068, A137390, A139070-A139075, A139148-A139157, A139159, A139160-A139166, A139089, A139168-A139170.

Programs

Mathematica

Table[(Prime[n]! + 6)/6, {n, 2, 30}]

Extensions

Offset corrected by Georg Fischer, Apr 04 2022