A167919
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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A038271 → Pₙ + Pₙ₊₁
(match row sums)
8, 5 · 56, 75, 25 · 392, 805, 550, 125 … row sums 13, 156, 1872, 22464, 269568, 3234816, …