A074361
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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A099097 → D
(match row sums)
3 · 1, 18 · 0, 12, 81 · 0, 2, 81, 324 … row sums 0, 3, 19, 93, 407, 1674, 6618, 25455, …