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Search: id:A028289
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| A028289 |
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Expansion of (1+x^2+x^3+x^5)/((1-x)(1-x^3)(1-x^4)(1-x^6)). |
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+0
3
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| 1, 1, 2, 4, 5, 7, 11, 13, 17, 23, 27, 33, 42, 48, 57, 69, 78, 90, 106, 118, 134, 154, 170, 190, 215, 235, 260, 290, 315, 345, 381, 411, 447, 489, 525, 567, 616, 658, 707, 763, 812, 868, 932, 988, 1052, 1124, 1188
(list; graph; listen)
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OFFSET
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0,3
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REFERENCES
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W. C. Huffman, The biweight enumerator of self-orthogonal binary codes, Discrete Math., 26 (1979), 129-143.
B. N. Cyvin et al., Enumeration of conjugated hydrocarbons..., Structural Chem., 6 (1995), 85-88, equations (6) and (22).
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CROSSREFS
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Adjacent sequences: A028286 A028287 A028288 this_sequence A028290 A028291 A028292
Sequence in context: A147991 A033160 A110924 this_sequence A039673 A097581 A090614
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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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