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A008957 Triangle of central factorial numbers T(2n,2n-2k), k >= 0, n >= 1 (in Riordan's notation). +0
4
1, 1, 1, 1, 5, 1, 1, 14, 21, 1, 1, 30, 147, 85, 1, 1, 55, 627, 1408, 341, 1, 1, 91, 2002, 11440, 13013, 1365, 1, 1, 140, 5278, 61490, 196053, 118482, 5461, 1, 1, 204, 12138, 251498, 1733303, 3255330, 1071799, 21845, 1, 1, 285, 25194, 846260, 10787231 (list; table; graph; listen)
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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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