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A049020 Triangle of numbers a(n,k), 0<=k<=n, related to Bell numbers. +0
12
1, 1, 1, 2, 3, 1, 5, 10, 6, 1, 15, 37, 31, 10, 1, 52, 151, 160, 75, 15, 1, 203, 674, 856, 520, 155, 21, 1, 877, 3263, 4802, 3556, 1400, 287, 28, 1, 4140, 17007, 28337, 24626, 11991, 3290, 490, 36, 1, 21147, 94828, 175896, 174805, 101031, 34671, 6972, 786 (list; table; graph; listen)
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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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