A152688 Partial products of A152687.

1, 1, 2, 48, 414720, 309586821120000, 62298599877271470735360000000000, 221419738218975714643056286355472083897548800000000000000000000, 30963454718960054822969246779894642673092903344400531870724683866888280945459200000000000000000000000000000000000

Offset: 1

Author

Vladimir Joseph Stephan Orlovsky, Dec 10 2008

Keywords

• nonn

Crossrefs

Cf. A001924,A003266,A152686,A152687

Programs

Mathematica

lst={};p0=p1=p2=p3=1;Do[p0*=a[n];p1*=p0;p2*=p1;p3*=p2;AppendTo[lst,p3],{n,1,2*3!}];lst

Extensions

Better definition from Omar E. Pol, Aug 06 2009