References to A175105

Triangle T(n,k) read by rows. T(n,1)=1; T(n,k) = sum_{i=1..k-1} ( T(n-i,k-1) + T(n-i,k) ), k>1.
1, 1, 1, 1, 2, 1, 1, 3, 4, 1, 1, 4, 10, 6, 1, 1, 5, 21, 22, 8, 1, 1, 6, 40, 64, 38, 10, 1, 1, 7

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