A001607
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.
-
A113953 → x ↦ x−2
(match row sums)
1 · -2, 1 · 0, -2, 1 · 8, -4, -2, 1 … row sums 1, -1, -1, 3, -1, -5, 7, 3, …