References to A001400

G.f.: 1/((1-x)*(1-x^2)*(1-x^3)*(1-x^4)).
1, 1, 2, 3, 5, 6, 9, 11, 15, 18, 23, 27, 34, 39, 47, 54, 64, 72, 84, 94, 108, 120, 136, 150

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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