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Search: id:A029891
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A029891 Number of even graphical partitions. +0
1
1, 3, 7, 23, 70, 242, 832, 2983, 10759, 39482, 145892, 543877, 2038831, 7685211, 29092055, 110554267, 421495147, 1611676767 (list; graph; listen)
OFFSET

1,2

REFERENCES

R. A. Brualdi, H. J. Ryser, Combinatorial Matrix Theory, Cambridge Univ. Press, 1992.

LINKS

Index entries for sequences related to graphical partitions

FORMULA

Calculated using Cor. 6.3.3, Th. 6.3.6, Cor. 6.2.5 of Brualdi-Ryser.

CROSSREFS

Cf. A000569, A004250, A004251, A029889.

Sequence in context: A148700 A151268 A148701 this_sequence A151454 A106936 A088704

Adjacent sequences: A029888 A029889 A029890 this_sequence A029892 A029893 A029894

KEYWORD

nonn

AUTHOR

TORSTEN.SILLKE(AT)LHSYSTEMS.COM

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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