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A092144 A092143(n!)/n!. 0
1, 1, 1, 2, 2, 12, 12, 96, 288, 2880, 2880, 414720, 414720, 5806080, 87091200, 5573836800, 5573836800, 1805923123200, 1805923123200, 722369249280000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..20.

PROG

(PARI) z=1; for(i=1, 20, fordiv(i, j, z*=j); print1(", "z/i!))

CROSSREFS

Sequence in context: A055772 A025527 A205957 * A224497 A305753 A181813

Adjacent sequences:  A092141 A092142 A092143 * A092145 A092146 A092147

KEYWORD

nonn

AUTHOR

Jon Perry, Mar 31 2004

STATUS

approved

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Last modified November 14 17:24 EST 2019. Contains 329126 sequences. (Running on oeis4.)