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 A002765 Number of bipartite partitions. (Formerly M4495 N1902) 0
 8, 23, 57, 119, 231, 415, 719, 1189, 1915, 2997, 4595, 6898, 10198, 14833, 21303, 30211, 42393, 58869, 81028, 110551, 149683, 201160, 268539, 356167, 469630, 615712, 803029, 1042051, 1345896, 1730473, 2215561, 2825037, 3588364, 4541036 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 REFERENCES M. S. Cheema and H. Gupta, Tables of Partitions of Gaussian Integers. National Institute of Sciences of India, Mathematical Tables, Vol. 1, New Delhi, 1956, p. 11. N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence). N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). LINKS M. S. Cheema and H. Gupta, Tables of Partitions of Gaussian Integers. National Institute of Sciences of India, Mathematical Tables, Vol. 1, New Delhi, 1956 (Annotated scanned pages from, plus a review) MAPLE nmax := 35: gf := (n, m, k) -> 1/(product(product(1-x^r*y^t, t=k..m), r=0..n) * product(1-x^s, s=1..n)): seq(coeff(coeff(series(series(gf(nmax, 9, 2), x, nmax+1), y, 10), y, 9), x, n), n=0..nmax); # Sean A. Irvine, Aug 14 2014 CROSSREFS Sequence in context: A270694 A027054 A048467 * A048770 A055273 A296323 Adjacent sequences:  A002762 A002763 A002764 * A002766 A002767 A002768 KEYWORD nonn AUTHOR EXTENSIONS More terms from Sean A. Irvine, Aug 14 2014 STATUS approved

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Last modified September 25 18:51 EDT 2021. Contains 347659 sequences. (Running on oeis4.)