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A026642 T(2n-1,n-2), T given by A026637. 2
1, 7, 28, 112, 439, 1711, 6652, 25846, 100450, 390670, 1520764, 5925718, 23112931, 90239407, 352654084, 1379410438, 5400188206, 21157958962, 82959736504, 325514137048, 1278093308806, 5021436970822, 19740128055928 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,2

LINKS

Table of n, a(n) for n=2..24.

CROSSREFS

Sequence in context: A000416 A000417 A200762 * A200467 A002042 A200666

Adjacent sequences:  A026639 A026640 A026641 * A026643 A026644 A026645

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified April 23 11:12 EDT 2014. Contains 240919 sequences.