A123187
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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A038327 → basis A007318
(match reversed triangle)
1 · 13, 1 · 169, 26, 1 · 2197, 507, 39, 1 … row sums 1, 14, 196, 2744, 38416, 537824, …