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Search: id:A126065
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| A126065 |
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Triangle of numbers read by rows: T(n,k) = number of permutations sigma of (1,2,...,n) with n - {length of longest increasing subsequence in sigma} = k (0<=k<=n-1). |
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| 1, 1, 1, 1, 4, 1, 1, 9, 13, 1, 1, 16, 61, 41, 1, 1, 25, 181, 381, 131, 1, 1, 36, 421, 1821, 2332, 428, 1, 1, 49, 841, 6105, 17557, 14337, 1429, 1, 1, 64, 1513, 16465, 83029, 167449, 89497, 4861, 1
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