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A005411
Feynman diagrams of order 2n.
(Formerly M3610)
+0
1
1, 4, 25, 208, 2146, 26368, 375733, 6092032, 110769550, 2232792064
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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 7 08:40 EST 2009. Contains 170430 sequences.
AT&T Labs Research
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