A007290
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 A145596 → D
(match row sums)
2 · 2, 6 · -8, 16, 12 · -10, -30, 60, 20 … row sums 0, 2, 8, 20, 40, 70, 112, 168, …
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chebyshev_u → D
(match row sums)
2 · 0, 8 · -4, 0, 24 · 0, -24, 0, 64 … row sums 0, 2, 8, 20, 40, 70, 112, 168, …
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A053117 → D
(match row sums)
2 · 0, 8 · -4, 0, 24 · 0, -24, 0, 64 … row sums 0, 2, 8, 20, 40, 70, 112, 168, …