A183006 a(n) = 24*A138879(n).

24, 72, 120, 264, 360, 744, 936, 1704, 2256, 3600, 4704, 7392

Offset

1,1

Comments

a(n) is also the sum of all "sectors" or "half-periods" of the last section of the set of partitions of n (Cf. A135010).

Links

Table of n, a(n) for n=1..12.

Crossrefs

Cf. A000041, A135010, A138879, A183011.

Partial sums give A183009.

Sequence in context: A320702 A006352 A143337 * A090860 A304374 A064200

Adjacent sequences: A183003 A183004 A183005 * A183007 A183008 A183009

Keyword

nonn,easy

Author

Omar E. Pol, Jan 23 2011

Status

approved