A156366
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.
-
A156366: Triangle of coefficients of p(n, x) where p(n, x) is defined as p(n, x) = (1-3*x)^(n+1)*PolyLog(-n, 3*x)/(3*x), read by rows.
(identification)
1, 12, 9 · 1, 33, 99, 27 · 1, 78, 594, 702, 81 … row sums 22, 160, 1456, 15904, 202672, 2951680, …