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A372252
a(n) = A000045(n+1)*A000292(n) (product of a Fibonacci number and a tetrahedral number).
0
0, 1, 8, 30, 100, 280, 728, 1764, 4080, 9075, 19580, 41184, 84812, 171535, 341600, 671160, 1303152, 2503896, 4766340, 8997450, 16856840, 31366181, 58001768, 106646400, 195065000, 355074525, 643465368, 1161281394
OFFSET
0,3
FORMULA
G.f.: -x*((x^2+1)*(x^2-4*x-1))/(x^2+x-1)^4.
CROSSREFS
Sequence in context: A343520 A107233 A098213 * A163613 A279217 A050477
KEYWORD
nonn
AUTHOR
Vladimir Kruchinin, Apr 24 2024
STATUS
approved