A132014
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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A132014: T(n,j) for double application of an iterated mixed order Laguerre transform: Coefficients of Laguerre polynomial (-1)^n*n!*L(n,2-n,x).
(identification, match triangle)
A023531 → D²−2D+1 (shift -1)1 · -2, 1 · 2, -4, 1 · 0, 6, -6, 1 … row sums 1, -1, -1, 1, 5, 11, 19, 29, …