A057091
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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A099040 → basis A013610
(match row sums)
1 · 2, 6 · 6, 30, 36 · 16, 120, 288, 216 … row sums 1, 8, 72, 640, 5696, 50688, 451072, …