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Search: id:A026577
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A026577 T(2n-1,n-1), T given by A026568. +0
1
1, 2, 8, 34, 121, 606, 2155, 11306, 40717, 217666, 792351, 4280046, 15703156, 85410872, 315180458, 1722900242, 6385672193, 35040356022 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A030977 A030821 A005040 this_sequence A111643 A000163 A117616

Adjacent sequences: A026574 A026575 A026576 this_sequence A026578 A026579 A026580

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

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