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A015312 Gaussian binomial coefficient [ n,5 ] for q=-7. 0
1, -14706, 252313293, -4228301370600, 71094673339606302, -1194817080145423511412, 20081461365765141084602686, -337508711324786004755672161800, 5672509895284807570626050787828903 (list; graph; refs; listen; history; internal format)
OFFSET

5,2

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.

PROG

(Other) sage: [gaussian_binomial(n, 5, -7) for n in xrange(5, 14)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 27 2009]

CROSSREFS

Sequence in context: A017656 A186080 A013861 * A023333 A178587 A178588

Adjacent sequences:  A015309 A015310 A015311 * A015313 A015314 A015315

KEYWORD

sign,easy

AUTHOR

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

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Last modified February 16 19:06 EST 2012. Contains 205945 sequences.