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A055826 T(2n+2,n), array T as in A055818. 0
1, 11, 60, 328, 1800, 9924, 54964, 305680, 1706256, 9554620, 53653996, 302038488, 1703995800, 9631951476, 54539233380, 309296779296, 1756495236128, 9987721546860, 56857004161180, 324008331785320, 1848182861702184 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A044530 A050483 A066999 * A156704 A073625 A106993

Adjacent sequences:  A055823 A055824 A055825 * A055827 A055828 A055829

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu), May 28 2000

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Last modified February 17 06:25 EST 2012. Contains 205996 sequences.