A093646 Higher dimensional figurate numbers based on 12-gonal numbers A051624.

1, 19, 145, 715, 2695, 8437, 23023, 56485, 127270, 267410, 529958, 999362, 1805570, 3142790, 5293970, 8662214, 13810511, 21511325, 32807775, 49088325, 72177105, 104442195, 148924425, 209489475, 291006300, 399555156, 542668764, 729610420

Offset

0,2

Links

Table of n, a(n) for n=0..27.

Formula

a(n)= (10*n+9)*binomial(n+8, 8)/9. G.f.: (1+9*x)/(1-x)^10.

Crossrefs

Cf. A093645 ((10, 1) Pascal, column m=9).

Sequence in context: A107962 A002615 A081590 * A264679 A200530 A183748

Adjacent sequences: A093643 A093644 A093645 * A093647 A093648 A093649

Keyword

nonn,easy

Author

Wolfdieter Lang, Apr 22 2004

Status

approved