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A001788
n*(n+1)*2^(n-2).
(Formerly M4161 N1729)
+0
56
0, 1, 6, 24, 80, 240, 672, 1792, 4608, 11520, 28160, 67584, 159744, 372736, 860160, 1966080, 4456448, 10027008, 22413312, 49807360, 110100480, 242221056, 530579456, 1157627904, 2516582400, 5452595200, 11777605632
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 6 22:55 EST 2009. Contains 170429 sequences.
AT&T Labs Research
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