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Search: id:A026649
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A026649 a(n) = T(2n,n), T given by A026648. +0
1
1, 3, 8, 36, 114, 558, 1856, 9384, 31942, 164322, 566928, 2948184, 10262004, 53761068, 188306112, 991821456, 3490234182, 18458523378, 65190481904, 345875613144, 1225052975644, 6516499594212, 23134851823872, 123325174525104 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A077291 A020099 A005635 this_sequence A087905 A020111 A111543

Adjacent sequences: A026646 A026647 A026648 this_sequence A026650 A026651 A026652

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

page 1

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Last modified July 4 18:25 EDT 2008. Contains 140886 sequences.

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