A062765 n*(n-1)*(n-3)*(n-5).

0, 0, 6, 0, -12, 0, 90, 336, 840, 1728, 3150, 5280, 8316, 12480, 18018, 25200, 34320, 45696, 59670, 76608, 96900, 120960, 149226, 182160, 220248, 264000, 313950, 370656, 434700, 506688, 587250, 677040, 776736, 887040, 1008678, 1142400, 1288980, 1449216, 1623930, 1813968, 2020200, 2243520

Offset

0,3

Links

Table of n, a(n) for n=0..41.

Prog

(PARI) a(n)=n*(n-1)*(n-3)*(n-5)

Crossrefs

Sequence in context: A028651 A028635 A028619 * A137946 A256856 A028603

Adjacent sequences: A062762 A062763 A062764 * A062766 A062767 A062768

Keyword

sign

Author

Jason Earls, Jul 16 2001

Status

approved