A052951
Sequences linked to this entry ?
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A123097: Triangle read by rows: T(n,k) = binomial(n-2, k-1) + n*binomial(n-1, k-1), 1 <= k <= n, starting with T(1, 1) = 1.
match row sums
1 · 3, 2 · 4, 7, 3 · 5, 14, 13, 4 … Σ 1, 5, 14, 36, 88, 208, 480, 1088, …