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A047106 T(n,n+1), array T as in A047100. 0
1, 2, 6, 21, 73, 261, 957, 3547, 13267, 50027, 189780, 723456, 2769333, 10637790, 40984228, 158306891, 612856611, 2377260192, 9237543329, 35951472496, 140116098727, 546778366195, 2136168391753, 8354417782742, 32705042089703 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..24.

CROSSREFS

Sequence in context: A294764 A116837 A116781 * A148487 A148488 A148489

Adjacent sequences:  A047103 A047104 A047105 * A047107 A047108 A047109

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 22 00:02 EDT 2022. Contains 353931 sequences. (Running on oeis4.)