A167926
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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A027467 → Pₙ + Pₙ₊₁
(match row sums)
16, 1 · 240, 31, 1 · 3600, 705, 46, 1 … row sums 17, 272, 4352, 69632, 1114112, …