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A006651
Number of graphs with n nodes, n+2 edges and no isolated vertices.
(Formerly M3584)
+0
2
1, 4, 22, 110, 515, 2272, 9777, 40752, 166519, 668134, 2644988, 10351321, 40150556, 154591610, 591780559, 2254880616, 8561287942, 32418230925, 122522492807, 462502319244, 1744810912396, 6581954720648, 24839735669771
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
AT&T Labs Research
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