A168890
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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A038323 → Pₙ + Pₙ₊₁
(match row sums)
12, 9 · 132, 207, 81 · 1452, 3465, 2754, 729 … row sums 21, 420, 8400, 168000, 3360000, …
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A038334 → Pₙ + Pₙ₊₁
(match row sums)
1872, 3648, 2368, 512 … row sums 8400, 168000, 3360000, 67200000, …
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A038301 → Pₙ + Pₙ₊₁
(match row sums)
810, 2871, 3388, 1331 … row sums 8400, 168000, 3360000, 67200000, …