A005322
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.
-
A145597 → γ
(match row sums)
1 · 3 · 6, 3 · 10, 15 … row sums 1, 3, 9, 25, 69, 189, 518, 1422, …