A038331
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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A013620 → basis A013611
(match reversed triangle)
1 · 5, 12 · 25, 120, 144 · 125, 900, 2160, 1728 … row sums 1, 17, 289, 4913, 83521, 1419857, …
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A038271 → basis A007318
(match triangle)
1 · 12, 5 · 144, 120, 25 · 1728, 2160, 900, 125 … row sums 1, 17, 289, 4913, 83521, 1419857, …
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Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*5^j.
(tail)
144, 120, 25 · 1728, 2160, 900, 125 … row sums 289, 4913, 83521, 1419857, 24137569, …