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A144640 Row sums from A144562 1
3, 17, 48, 102, 185, 303, 462, 668, 927, 1245, 1628, 2082, 2613, 3227, 3930, 4728, 5627, 6633, 7752, 8990, 10353, 11847, 13478, 15252, 17175, 19253, 21492, 23898, 26477, 29235, 32178, 35312, 38643, 42177, 45920, 49878, 54057, 58463, 63102, 67980, 73103 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..10000

FORMULA

a(n)=(2*n^2+5*n-1)*n/2 [From Jon E. Schoenfield, Jun 24 2010]

CROSSREFS

Cf. A144562.

Sequence in context: A162291 A095697 A154304 * A084069 A132124 A011917

Adjacent sequences:  A144637 A144638 A144639 * A144641 A144642 A144643

KEYWORD

nonn,easy,changed

AUTHOR

Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Jan 21 2009, Jun 29 2009

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Last modified February 15 23:53 EST 2012. Contains 205860 sequences.