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A064681 Number of partitions of n! into distinct parts. 1
1, 1, 1, 4, 122, 2194432, 1860799032530519872, 26520691877985842130274557505490676978655683245437940 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

MATHEMATICA

a[n_]:=PartitionsQ[n! ]; lst={}; Do[AppendTo[lst, a[n]], {n, 0, 8}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Dec 22 2008]

PROG

(PARI) a(n) = polcoeff(prod(k=1, n, 1+x^k, 1+x*O(x^n)), n) for(n=0, 23, print(a(n!)))

CROSSREFS

Cf. A000009.

Sequence in context: A169972 A080179 A144993 * A005936 A197779 A197610

Adjacent sequences:  A064678 A064679 A064680 * A064682 A064683 A064684

KEYWORD

nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Oct 10 2001

EXTENSIONS

One more term from Vladeta Jovovic (vladeta(AT)eunet.rs), Oct 13 2001

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Last modified February 15 10:56 EST 2012. Contains 205763 sequences.