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A026575
T(2n,n-1), T given by
A026568
.
0
1, 2, 12, 38, 200, 701, 3682, 13294, 70665, 258430, 1388002, 5114572, 27682135, 102539204, 558172494, 2075658454, 11348521989, 42330184638
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..18.
CROSSREFS
Sequence in context:
A324027
A035597
A000913
*
A048349
A009632
A190022
Adjacent sequences:
A026572
A026573
A026574
*
A026576
A026577
A026578
KEYWORD
nonn
AUTHOR
Clark Kimberling
STATUS
approved
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Last modified May 30 22:25 EDT 2024. Contains 372980 sequences. (Running on oeis4.)