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Search: id:A076864
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A076864 Inverse Euler transform of 1, 3, 8, 23, ... (A050535). +0
3
1, 2, 5, 12, 33, 103, 333, 1183, 4442, 17576, 72810, 314595, 1410139, 6541959 (list; graph; listen)
OFFSET

1,2

COMMENT

Also the number of connected multigraphs on n edges. - Gordon Royle, Mar 09 2005.

LINKS

N. J. A. Sloane, Transforms

CROSSREFS

Cf. A050535, A076865-A076867.

Sequence in context: A032124 A000669 A004114 this_sequence A032292 A151408 A121956

Adjacent sequences: A076861 A076862 A076863 this_sequence A076865 A076866 A076867

KEYWORD

nonn,more,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 23 2002

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Last modified November 24 14:25 EST 2009. Contains 167438 sequences.


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