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A016060 (s(n)+s(n+1))/18, where s()=A006521. 0
2, 6, 14, 23, 42, 69, 126, 207, 302, 437, 621, 906, 1275, 1503, 1863, 2718, 3825, 4509, 5589, 6710, 8303, 10298, 12026, 13527, 16767, 20130, 24225, 28557, 30894, 35970, 39501, 40581, 50301 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..35.

CROSSREFS

Sequence in context: A099901 A119846 A119844 * A239877 A032386 A074329

Adjacent sequences:  A016057 A016058 A016059 * A016061 A016062 A016063

KEYWORD

nonn

AUTHOR

Robert G. Wilson v

STATUS

approved

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Last modified December 3 21:14 EST 2016. Contains 278745 sequences.