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A189101
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Expansion of g.f. 1/(1-(x+x^2+x^3+x^4+x^6+x^7)).
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1
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1, 1, 2, 4, 8, 15, 30, 59, 115, 225, 441, 863, 1689, 3307, 6474, 12673, 24809, 48567, 95075, 186120, 364352, 713261, 1396290, 2733399, 5350944, 10475089, 20506194, 40143239, 78585017, 153839228, 301158021, 589551538, 1154115087, 2259313307, 4422866209
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OFFSET
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0,3
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COMMENTS
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Compositions of n into parts !=5 and <=7. - Joerg Arndt, Jun 06 2011
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LINKS
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D. Applegate, M. LeBrun, and N. J. A. Sloane, Dismal Arithmetic, J. Int. Seq. 14 (2011) # 11.9.8.
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PROG
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(Maxima) makelist(coeff(taylor(1/(1-(x+x^2+x^3+x^4+x^6+x^7)), x, 0, n), x, n), n, 0, 34); /* Bruno Berselli, Jun 05 2011 */
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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