A038316
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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A038303 → basis A013609
(match triangle)
1 · 11, 2 · 121, 44, 4 · 1331, 726, 132, 8 … row sums 1, 13, 169, 2197, 28561, 371293, …