OFFSET
0,8
FORMULA
T(0,k) = 1 and T(n,k) = Sum_{i=1..n} (Sum_{j=1..k} j^(i-1)) * binomial(n,i) * T(n-i,k) for n > 0.
EXAMPLE
Square array begins:
1, 1, 1, 1, 1, 1, ...
0, 1, 2, 3, 4, 5, ...
0, 3, 11, 24, 42, 65, ...
0, 13, 89, 284, 654, 1255, ...
0, 75, 959, 4476, 13564, 32275, ...
0, 541, 12917, 88178, 351634, 1037479, ...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Seiichi Manyama, Jul 01 2022
STATUS
approved