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A131206

a(n)=(A002866(n+1) - A036691(n))/192.

0, 0, 0, 0, 1, 30, 600, 11760, 257040, 6048000, 147571200, 802982400, 105409382400, 3116065075200, 97103204352000, 3208697597952000, 111992720007168000

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OFFSET

0,6

COMMENTS

The divisor in the formula is A002866(4) = 192

LINKS

Table of n, a(n) for n=0..16.

CROSSREFS

Cf. A002866, A036691.

Sequence in context: A024445 A026308 A081140 * A020982 A024436 A042744

Adjacent sequences: A131203 A131204 A131205 * A131207 A131208 A131209

KEYWORD

nonn

AUTHOR

Alexander R. Povolotsky, Oct 20 2007, Oct 28 2007

STATUS

approved

URL: https://oeis.org/A131206

⇱ A131206 - OEIS