Search: id:A064681
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%I A064681
%S A064681 1,1,1,4,122,2194432,1860799032530519872,26520691877985842130274557505490676978655683245437940
%N A064681 Number of partitions of n! into distinct parts.
%t A064681 a[n_]:=PartitionsQ[n! ];lst={};Do[AppendTo[lst,a[n]],{n,0,8}];lst [From 
               Vladimir Orlovsky (4vladimir(AT)gmail.com), Dec 22 2008]
%o A064681 (PARI) a(n) = polcoeff(prod(k=1,n,1+x^k,1+x*O(x^n)), n) for(n=0,23,print(a(n!)))
%Y A064681 Cf. A000009.
%Y A064681 Sequence in context: A144508 A080179 A144993 this_sequence A005936 A090082 
               A068891
%Y A064681 Adjacent sequences: A064678 A064679 A064680 this_sequence A064682 A064683 
               A064684
%K A064681 nonn
%O A064681 0,4
%A A064681 Jason Earls (zevi_35711(AT)yahoo.com), Oct 10 2001
%E A064681 One more term from Vladeta Jovovic (vladeta(AT)eunet.rs), Oct 13 2001

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