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A131206
a(n)=(A002866(n+1) - A036691(n))/192.
0
0, 0, 0, 0, 1, 30, 600, 11760, 257040, 6048000, 147571200, 802982400, 105409382400, 3116065075200, 97103204352000, 3208697597952000, 111992720007168000
OFFSET
0,6
COMMENTS
The divisor in the formula is A002866(4) = 192
CROSSREFS
Sequence in context: A024445 A026308 A081140 * A020982 A024436 A042744
KEYWORD
nonn
AUTHOR
Alexander R. Povolotsky, Oct 20 2007, Oct 28 2007
STATUS
approved