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Search: id:A026642
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A026642 T(2n-1,n-2), T given by A026637. +0
1
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; listen)
OFFSET

2,2
CROSSREFS

Sequence in context: A024207 A000416 A000417 this_sequence A002042 A037597 A037702

Adjacent sequences: A026639 A026640 A026641 this_sequence A026643 A026644 A026645

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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