A294119
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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A100861 → reverse → basis A013610
(match row sums)
1 · 1, 3 · 2, 9, 9 · 4, 27, 54, 27 … row sums 1, 4, 20, 112, 688, 4544, 31936, …