11,2

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.

(Other) sage: [gaussian_binomial(n, 11, -7) for n in xrange(11, 17)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 28 2009]

Sequence in context: A126432 A071372 A129474 this_sequence A034649 A158937 A147769

Adjacent sequences: A015408 A015409 A015410 this_sequence A015412 A015413 A015414

sign,easy

Olivier Gerard (olivier.gerard(AT)gmail.com)