References to A097948

G.f.: -(1-3*x^2-x^3)/(1+4*x-4*x^3-x^4).
1, 4, 13, 49, 181, 676, 2521, 9409, 35113, 131044, 489061, 1825201

1 seqfan posts

Sun Jan 11 23:36:02 CET 2009    [seqfan] Index of linear recurrences
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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