A282023
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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A064861 → x ↦ x/(x+1)
(match row sums)
1, 5, 6 · 1, 8, 21, 18 · 1, 10, 37, 60, 36 … row sums 12, 48, 144, 576, 1728, 6912, 20736, …