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A026630 T(2n-1,n-1), T given by A026626. +0
1
1, 4, 14, 49, 177, 650, 2417, 9071, 34289, 130360, 497928, 1909322, 7345470, 28338826, 109597727, 424761659, 1649314553, 6414825656, 24986917292, 97458970094, 380589237038, 1487882440676, 5822592097682, 22806739654454 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A071741 A001894 A079309 this_sequence A034459 A120747 A055099

Adjacent sequences: A026627 A026628 A026629 this_sequence A026631 A026632 A026633

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified August 28 22:44 EDT 2008. Contains 143251 sequences.

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