A163626
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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A163626: Triangle read by rows: The n-th derivative of the logistic function written in terms of y, where y = 1/(1 + exp(-x)).
(identification, match triangle)
1 · 1, -1 · 1, -3, 2 · 1, -7, 12, -6 … row sums 1, 0, 0, 0, 0, 0, 0, 0, …