A102902
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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A172431 → basis A013610
(match row sums)
1 · 3, 6 · 8, 30, 27 · 21, 114, 198, 108 … row sums 1, 9, 65, 441, 2929, 19305, 126881, …