A079484
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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A204420 → basis A013609
(match row sums)
1 · 1, 2 · 9, 24, 12 · 225, 690, 540, 120 … row sums 1, 3, 45, 1575, 99225, 9823275, …