A078940
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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A007318 → basis A049020 → x ↦ x+1
(match row sums)
1 · 3, 1 · 11, 7, 1 · 47, 43, 12, 1 … row sums 1, 4, 19, 103, 622, 4117, 29521, …