A025235
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.
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narayana → γ (shift +1) → x ↦ x+1
(match row sums)
1 · 1 · 2, 1 · 4, 3 … row sums 1, 1, 3, 7, 21, 61, 191, 603, …