A054458
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.
-
A035607 → x ↦ x/(x+1)
(match reversed triangle)
1 · 1, 3 · 1, 6, 7 · 1, 9, 23, 17 … row sums 1, 4, 14, 50, 178, 634, 2258, 8042, …
-
A113413 → basis A007318
(match triangle)
1 · 3, 1 · 7, 6, 1 · 17, 23, 9, 1 … row sums 1, 4, 14, 50, 178, 634, 2258, 8042, …