A015336 Gaussian binomial coefficient [ n,6 ] for q = -12.

1, 2756293, 8287800951445, 24732928003956401365, 73855689005170238163929557, 220531019414004693731359534452181, 658502316004926805411433599481195683285

Offset

6,2

References

J. Goldman and G.-C. Rota, The number of subspaces of a vector space, pp. 75-83 of W. T. Tutte, editor, Recent Progress in Combinatorics. Academic Press, NY, 1969.

I. P. Goulden and D. M. Jackson, Combinatorial Enumeration. Wiley, NY, 1983, p. 99.

M. Sved, Gaussians and binomials, Ars. Combinatoria, 17A (1984), 325-351.

Links

Vincenzo Librandi, Table of n, a(n) for n = 6..100

Mathematica

Table[QBinomial[n, 6, -12], {n, 6, 10}] (* Vincenzo Librandi, Oct 29 2012 *)

Prog

(Sage) [gaussian_binomial(n, 6, -12) for n in range(6, 13)] # Zerinvary Lajos, May 27 2009

Crossrefs

Sequence in context: A251350 A238070 A306634 * A251835 A295471 A316487

Adjacent sequences: A015333 A015334 A015335 * A015337 A015338 A015339

Keyword

nonn,easy

Author

Olivier Gérard, Dec 11 1999

Status

approved