A152815
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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A152198: Triangle read by rows, A007318 rows repeated.
(identification)
1 · 1 · 1, 1 · 1, 1 … row sums 1, 1, 2, 2, 4, 4, 8, 8, …
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A103633: Triangle read by rows: triangle of repeated stepped binomial coefficients.
(match reversed triangle)
1 · 0, 1 · 0, 1, 1 · 0, 0, 1, 1 … row sums 1, 1, 2, 2, 4, 4, 8, 8, …