A001541
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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A086645 → x ↦ x/(x+1)
(match row sums)
1 · 1, 2 · 1, 8, 8 · 1, 18, 48, 32 … row sums 1, 3, 17, 99, 577, 3363, 19601, 114243, …
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A086645 → x ↦ x+1
(match row sums)
1 · 2, 1 · 8, 8, 1 · 32, 48, 18, 1 … row sums 1, 3, 17, 99, 577, 3363, 19601, 114243, …