A259476
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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A145596 → x ↦ x+1
(match reversed triangle)
1 · 4, 2 · 14, 14, 3 · 48, 72, 32, 4 … row sums 1, 6, 31, 156, 785, 3978, 20335, …
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A145596 → x ↦ x/(x+1)
(match triangle)
1 · 2, 4 · 3, 14, 14 · 4, 32, 72, 48 … row sums 1, 6, 31, 156, 785, 3978, 20335, …