A168972
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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A013612 → Pₙ + Pₙ₊₁
(match row sums)
2, 25, 100, 125 · 2, 35, 225, 625, 625 … row sums 252, 1512, 9072, 54432, 326592, …