A169760 - OEIS

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A169760

A169759(n)/6.

1, 4, 16, 62, 246, 980, 3912, 15632, 62494, 249904

(list; graph; refs; listen; history; text; internal format)

OFFSET

2,2

LINKS

Table of n, a(n) for n=2..11.

CROSSREFS

Sequence in context: A227438 A206839 A244827 * A222699 A034542 A289594

Adjacent sequences: A169757 A169758 A169759 * A169761 A169762 A169763

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, May 06 2010

STATUS

approved