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Search: id:A029285
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| A029285 |
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Expansion of 1/((1-x^3)(1-x^5)(1-x^8)(1-x^12)). |
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+0
1
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| 1, 0, 0, 1, 0, 1, 1, 0, 2, 1, 1, 2, 2, 2, 2, 3, 3, 3, 4, 3, 5, 5, 4, 6, 7, 6, 7, 8, 8, 9, 10, 9, 12, 12, 11, 14, 15, 14, 16, 17, 18, 19, 20, 20, 23, 24, 23, 26, 29, 27, 30, 32, 32, 35, 36, 36, 41, 41, 41, 45, 48, 47, 50, 53, 54
(list; graph; listen)
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OFFSET
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0,9
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LINKS
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F. J. van de Bult, D. C. Gijswijt, J. P. Linderman, N. J. A. Sloane and A. R. Wilks, A Slow-Growing Sequence Defined by an Unusual Recurrence, J. Integer Sequences, Vol. 10 (2007), #07.1.2.
F. J. van de Bult, D. C. Gijswijt, J. P. Linderman, N. J. A. Sloane and A. R. Wilks, A Slow-Growing Sequence Defined by an Unusual Recurrence [pdf, ps].
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MAPLE
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M := Matrix(28, (i, j)-> if (i=j-1) or (j=1 and member(i, [3, 5, 12, 16, 23, 25])) then 1 elif j=1 and member(i, [11, 13, 15, 17, 28]) then -1 else 0 fi); a := n -> (M^(n))[1, 1]; seq (a(n), n=0..64); - Alois P. Heinz (heinz(AT)hs-heilbronn.de), Jul 25 2008
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CROSSREFS
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Sequence in context: A123584 A112689 A025829 this_sequence A134337 A053633 A156755
Adjacent sequences: A029282 A029283 A029284 this_sequence A029286 A029287 A029288
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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