A029768
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.
-
A055356: Triangle of increasing mobiles (circular rooted trees) with n nodes and k leaves.
(match row sums)
1 · 1 · 1, 1 · 1, 4, 2 … row sums 1, 1, 2, 7, 36, 245, 2076, 21059, …