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Search: id:A047145
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A047145 T(n,n-3), array T as in A047140. +0
1
1, 5, 19, 68, 250, 935, 3473, 12850, 48066, 181540, 686960, 2600830, 9893064, 37819055, 144917337, 556011134, 2138565128, 8248348136, 31873293528, 123320614254, 477883163716, 1855021589250, 7210702449848, 28058894828756 (list; graph; listen)
OFFSET

3,2
CROSSREFS

Sequence in context: A092492 A070857 A143954 this_sequence A055991 A030662 A149758

Adjacent sequences: A047142 A047143 A047144 this_sequence A047146 A047147 A047148

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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