0,2
(n+1)(n+2)(2n+3)/6 * 2^n * n!. - R. Stephan, Mar 24 2004
Cf. A006157.
Sequence in context: A084031 A066275 A046164 this_sequence A110040 A129866 A024130
Adjacent sequences: A014481 A014482 A014483 this_sequence A014485 A014486 A014487
nonn
njas
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