A155458
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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A081580 → basis A013611
(match row sums)
1 · 2, 4 · 9, 36, 16 · 28, 168, 256, 64 … row sums 1, 6, 61, 516, 4621, 40626, 359281, …