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A047155 T(n,n-3), array T as in A047150. 0
1, 5, 19, 72, 268, 1005, 3799, 14350, 54444, 207135, 790949, 3031433, 11646994, 44857634, 173127114, 669509099, 2594004566, 10066946714, 39126828963, 152278248462, 593391659312, 2314989154878, 9041050018706 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,2

LINKS

Table of n, a(n) for n=3..25.

CROSSREFS

Sequence in context: A299107 A086386 A289925 * A295046 A034548 A255455

Adjacent sequences:  A047152 A047153 A047154 * A047156 A047157 A047158

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified April 23 07:51 EDT 2019. Contains 322381 sequences. (Running on oeis4.)