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A064191 Triangle T(n,k) (n >= 0, 0 <= k <= n) generalizing Motzkin numbers. +0
2
1, 1, 1, 2, 1, 1, 4, 2, 2, 1, 9, 4, 5, 2, 1, 21, 9, 12, 5, 3, 1, 51, 21, 30, 12, 9, 3, 1, 127, 51, 76, 30, 25, 9, 4, 1, 323, 127, 196, 76, 69, 25, 14, 4, 1, 835, 323, 512, 196, 189, 69, 44, 14, 5, 1, 2188, 835, 1353, 512, 518, 189, 133, 44, 20, 5, 1, 5798, 2188, 3610, 1353 (list; table; graph; listen)
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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.


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