A077949
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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A102547 → x ↦ x+1
(match row sums)
1 · 1 · 1 · 2, 1 … row sums 1, 1, 1, 3, 5, 7, 13, 23, …
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A102547 → reverse → x ↦ x/(x+1)
(match row sums)
0, 1 · 0, 0, 1 · 0, 0, 0, 1 · 0, 0, 0, 1, 2 … row sums 1, 1, 1, 3, 5, 7, 13, 23, …