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A328548
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Number of 6-regular bipartitions of n.
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5
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1, 2, 5, 10, 20, 36, 63, 106, 175, 280, 441, 680, 1034, 1548, 2290, 3346, 4840, 6930, 9837, 13844, 19337, 26810, 36925, 50530, 68741, 92984, 125113, 167490, 223155, 295960, 390825, 513954, 673214, 878480, 1142190, 1479892, 1911051, 2459896, 3156602
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OFFSET
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0,2
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REFERENCES
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Kathiravan, T., and S. N. Fathima. "On L-regular bipartitions modulo L." The Ramanujan Journal 44.3 (2017): 549-558.
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LINKS
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MAPLE
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f:=(k, M) -> mul(1-q^(k*j), j=1..M);
LRBP := (L, M) -> (f(L, M)/f(1, M))^2;
S := L -> seriestolist(series(LRBP(L, 80), q, 60));
S(6);
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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