A006000
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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basis-map coefficients of A132812 → D+1
(match row sums)
1 · 2, 2 · 0, 9, 3 · -12, 12, 24, 4 … row sums 1, 4, 12, 28, 55, 96, 154, 232, …
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A023531 → (1/2)D²+2D+1 → θ+1
(match row sums)
1 · 2, 2 · 1, 8, 3 · 0, 6, 18, 4 … row sums 1, 4, 12, 28, 55, 96, 154, 232, …
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A023531 → (1/2)D²+2D+1 → D+1
(match row sums)
1 · 3, 1 · 5, 6, 1 · 3, 15, 9, 1 … row sums 1, 4, 12, 28, 55, 96, 154, 232, …