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A002763 Number of bipartite partitions.
(Formerly M3414 N1380)
+0
3
4, 11, 26, 52, 98, 171, 289, 467, 737, 1131, 1704, 2515, 3661, 5246, 7430, 10396, 14405, 19760, 26884, 36269, 48583, 64614, 85399, 112170, 146526, 190362 (list; graph; listen)
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.

FORMULA

a(n) = a(n-1) + A000041(n) + A000070(n) + A000291(n), for n>0 - Alford Arnold (Alford1940(AT)aol.com), Dec 10 2007

CROSSREFS

Cf. A082775 A129306.

Adjacent sequences: A002760 A002761 A002762 this_sequence A002764 A002765 A002766

Sequence in context: A079467 A140897 A008263 this_sequence A077270 A076048 A109414

KEYWORD

nonn

AUTHOR

njas

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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