References to A113067

Expansion of -x/((x^2+x+1)*(x^2+3*x+1)); Invert transform gives signed version of Tetrahedral numbers A000292.
0, 1, 4, 11, 28, 72, 188, 493, 1292, 3383, 8856, 23184, 60696, 158905


1 seqfan posts

Thu Nov 19 17:19:12 CET 2009    [seqfan] detective work related to Creighton Dement's "Floretions"

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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