A080424
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.
-
A143685 → basis A007318
(match row sums)
1 · 2, 1 · 13, 13, 1 · 44, 66, 24, 1 … row sums 1, 3, 27, 135, 891, 5103, 31347, …
-
A143685 → x ↦ x/(x+1)
(match row sums)
1 · 1, 2 · 1, 13, 13 · 1, 24, 66, 44 … row sums 1, 3, 27, 135, 891, 5103, 31347, …