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A000457
Exponential generating function: (1+3x)/(1-2x)^(7/2).
(Formerly M4736 N2028)
+0
12
1, 10, 105, 1260, 17325, 270270, 4729725, 91891800, 1964187225, 45831035250, 1159525191825, 31623414322500, 924984868933125, 28887988983603750, 959493919812553125, 33774185977401870000, 1255977541034632040625
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.
AT&T Labs Research
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