A057092
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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A099093 → basis A013609
(match row sums)
1 · 3, 6 · 12, 42, 36 · 45, 234, 396, 216 … row sums 1, 9, 90, 891, 8829, 87480, 866781, …