A089978
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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A102547 → x ↦ (1/27)x → basis A013609
(match row sums)
1 · 3 · 9 · 28, 2 … row sums 1, 3, 9, 30, 99, 324, 1062, 3483, …