A132369 PrimePi(n)!.

1, 1, 2, 2, 6, 6, 24, 24, 24, 24, 120, 120, 720, 720, 720, 720, 5040, 5040, 40320, 40320, 40320, 40320, 362880, 362880, 362880, 362880, 362880, 362880, 3628800, 3628800, 39916800, 39916800, 39916800, 39916800, 39916800, 39916800, 479001600

Offset

1,3

Links

Table of n, a(n) for n=1..37.

Crossrefs

Cf. A000720.

Sequence in context: A128014 A135401 A129881 * A282169 A081123 A056038

Adjacent sequences: A132366 A132367 A132368 * A132370 A132371 A132372

Keyword

easy,nonn

Author

Giovanni Teofilatto, Nov 09 2007

Extensions

Extended by Ray Chandler, Mar 02 2009

Status

approved