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A010009 a(0)=1, a(n)=19*n^2 + 2, n >= 1. +0
1
1, 21, 78, 173, 306, 477, 686, 933, 1218, 1541, 1902, 2301, 2738, 3213, 3726, 4277, 4866, 5493, 6158, 6861, 7602, 8381, 9198, 10053, 10946, 11877, 12846, 13853, 14898, 15981, 17102, 18261, 19458, 20693 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A143206 A045559 A144314 this_sequence A068085 A135945 A158493

Adjacent sequences: A010006 A010007 A010008 this_sequence A010010 A010011 A010012

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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