A047106 T(n,n+1), array T as in A047100.

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

Offset

0,2

Links

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

Crossrefs

Sequence in context: A294764 A116837 A116781 * A360152 A148487 A148488

Adjacent sequences: A047103 A047104 A047105 * A047107 A047108 A047109

Keyword

nonn

Author

Clark Kimberling

Status

approved