A038271
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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A038271: Triangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*5^j.
(identification, match triangle)
1 · 7, 5 · 49, 70, 25 · 343, 735, 525, 125 … row sums 1, 12, 144, 1728, 20736, 248832, …