A125831
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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A038220 → Veronese 2 (j=1)
(match row sums)
2 · 12 · 54, 8 · 216, 96 … row sums 0, 2, 12, 62, 312, 1562, 7812, 39062, …