A255433
identification: the entry's rule defines the sequence for every index; tail: the sequence is the entry's tail after some prefix rows; match_*: finite agreement only.
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A269947: Triangle read by rows, Stirling cycle numbers of order 3, T(n,n) = 1, T(n,k) = 0 if k<0 or k>n, otherwise T(n,k) = T(n-1,k-1)+(n-1)^3*T(n-1,k), for n>=0 and 0<=k<=n.
(match row sums)
1 · 0, 1 · 0, 1, 1 · 0, 8, 9, 1 … row sums 1, 1, 2, 18, 504, 32760, 4127760, …