A038302
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.
-
A038335: Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*9^j.
(match reversed triangle)
1 · 12, 9 · 144, 216, 81 · 1728, 3888, 2916, 729 … row sums 1, 21, 441, 9261, 194481, 4084101, …