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A101165 (7*n^3 + 6*n^2 + 5*n) / 6. 4
0, 3, 15, 43, 94, 175, 293, 455, 668, 939, 1275, 1683, 2170, 2743, 3409, 4175, 5048, 6035, 7143, 8379, 9750, 11263, 12925, 14743, 16724, 18875, 21203, 23715, 26418, 29319, 32425, 35743, 39280, 43043, 47039, 51275, 55758, 60495, 65493, 70759 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

COMMENTS

a(n) = A001845(n) - A000292(n+1) = A101164(n+3,3) for n>0.

PROG

(MAGMA)[(7*n^3 + 6*n^2 + 5*n) / 6: n in [0..40]]; [From Vincenzo Librandi, Dec 26 2010]

CROSSREFS

Cf. A005449, A101166.

Sequence in context: A192060 A146805 A147057 * A127407 A196237 A177146

Adjacent sequences:  A101162 A101163 A101164 * A101166 A101167 A101168

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 03 2004

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Last modified February 14 03:37 EST 2012. Contains 205570 sequences.