|
|
A132472
|
|
Column 0 of triangle A132471.
|
|
3
|
|
|
1, 1, 2, 12, 132, 2200, 50020, 1458576, 52443832, 2262992496, 114895662336, 6760541866320, 455507310538720, 34799057492306432, 2989515666973533776, 286751042457693435936, 30519571712404528878560
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,3
|
|
COMMENTS
|
Diagonal m of T=A132471 equals diagonal m-1 of matrix power T^m for m>1: T(n,k) = [T^(n-k)](n-1,k) for n>=k>0, with T(n,n)=1 and T(n+1,n)=n+1 for n>=0.
|
|
LINKS
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|