A057087
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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A099040 → basis A007318
(match row sums)
1 · 2, 2 · 6, 10, 4 · 16, 40, 32, 8 … row sums 1, 4, 20, 96, 464, 2240, 10816, 52224, …
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A063967 → basis A013609
(match row sums)
1 · 2, 2 · 6, 10, 4 · 16, 40, 32, 8 … row sums 1, 4, 20, 96, 464, 2240, 10816, 52224, …
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A026729 → basis A013610
(match row sums)
1 · 1, 3 · 2, 9, 9 · 3, 21, 45, 27 … row sums 1, 4, 20, 96, 464, 2240, 10816, 52224, …