A281813
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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A122431 → D
(match row sums)
3, 6, 3 · 1, 6, 9, 4 · 0, 2, 9, 12, 5 … row sums 12, 20, 28, 36, 44, 52, 60, 68, …
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A122431 → θ+1
(match row sums)
1, 6, 9, 4 · 0, 2, 9, 12, 5 · 0, 0, 3, 12, 15, 6 … row sums 20, 28, 36, 44, 52, 60, 68, 76, …
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A122431 → D+1
(match row sums)
4, 9, 6, 1 · 1, 7, 12, 7, 1 · 0, 2, 10, 15, 8, 1 … row sums 20, 28, 36, 44, 52, 60, 68, 76, …