A169604
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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A120910 → basis A013610
(match row sums)
3 · 9, 9 · 27, 54, 27 · 81, 243, 243, 81 … row sums 3, 18, 108, 648, 3888, 23328, 139968, …