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 A015214 Sum of Gaussian binomial coefficients for q=22. 1
 1, 2, 25, 1016, 268207, 238539494, 1382716988605, 27048350125366292, 3449045122716021610219, 1484308738900247467387102658, 4163928976044712815287479196411545, 39423133831682965670575172359334015725424 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 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. Kent E. Morrison, Integer Sequences and Matrices Over Finite Fields, Journal of Integer Sequences, Vol. 9 (2006), Article 06.2.1. M. Sved, Gaussians and binomials, Ars. Combinatoria, 17A (1984), 325-351. LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..50 FORMULA a(0) = 1, a(1) = 2, a(n) = 2*a(n-1) + a(n-2)*((22^(n-1)) - 1). - Vincenzo Librandi, Nov 02 2012 MATHEMATICA Total/@Table[QBinomial[n, m, 22], {n, 0, 20}, {m, 0, n}] (* Vincenzo Librandi, Nov 02 2012 *) CROSSREFS Sequence in context: A298157 A273545 A014050 * A204234 A203747 A278273 Adjacent sequences:  A015211 A015212 A015213 * A015215 A015216 A015217 KEYWORD nonn AUTHOR STATUS approved

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Last modified March 20 11:34 EDT 2018. Contains 300982 sequences. (Running on oeis4.)