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 A015292 Gaussian binomial coefficient [ n,4 ] for q = -6. 2
 1, 1111, 1480963, 1910490043, 2477905585771, 3210953026617931, 4161484248724884235, 5393264335151280477835, 6989674736616919292088715, 9058617560471271225871839115, 11739968552378570066280405695371 (list; graph; refs; listen; history; text; internal format)
 OFFSET 4,2 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 = 4..300 Index entries for linear recurrences with constant coefficients, signature (1111, 246642, -8879112, -51834816, 60466176). MATHEMATICA Table[QBinomial[n, 4, -6], {n, 4, 20}] (* Vincenzo Librandi, Oct 28 2012 *) PROG (Sage) [gaussian_binomial(n, 4, -6) for n in range(4, 15)] # Zerinvary Lajos, May 27 2009 (MAGMA) r:=4; q:=-6; [&*[(1-q^(n-i+1))/(1-q^i): i in [1..r]]: n in [r..20]]; // Vincenzo Librandi, Aug 02 2016 CROSSREFS Sequence in context: A225238 A275944 A291945 * A274831 A154805 A203897 Adjacent sequences:  A015289 A015290 A015291 * A015293 A015294 A015295 KEYWORD nonn,easy AUTHOR Olivier Gérard, Dec 11 1999 STATUS approved

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Last modified January 21 05:39 EST 2020. Contains 331104 sequences. (Running on oeis4.)