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A027007 a(n) = A026998(2n+1, n+4). 0
1, 53, 634, 4201, 20120, 78753, 269829, 844702, 2486178, 7017354, 19260116, 51903794, 138254821, 365619439, 962704734, 2528441803, 6631057180, 17376467099, 45514392201, 119188310928, 312079208726, 817086876180, 2139230058328, 5600665608772, 14662845807193 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,2

LINKS

Table of n, a(n) for n=3..27.

CROSSREFS

Sequence in context: A177141 A096707 A219989 * A142780 A289808 A183802

Adjacent sequences:  A027004 A027005 A027006 * A027008 A027009 A027010

KEYWORD

nonn

AUTHOR

Clark Kimberling

EXTENSIONS

More terms from Sean A. Irvine, Oct 21 2019

STATUS

approved

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Last modified January 20 21:49 EST 2021. Contains 340332 sequences. (Running on oeis4.)