A168831
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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A038279 → Pₙ + Pₙ₊₁
(match row sums)
9, 1 · 72, 17, 1 · 576, 208, 25, 1 … row sums 10, 90, 810, 7290, 65610, 590490, …