OFFSET
0,3
COMMENTS
Row sums give 3^n.
FORMULA
EXAMPLE
T(9,3) = T(8,3) + T(8,floor(3/2)) = T(8,3) + T(8,1) = 247 + 255 = 502. Rows start (1,0,0,0,0,...), (2,1,0,0,0,...), (4,3,1,1,0,...), (8,7,4,4,1,...), etc.
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Henry Bottomley, May 22 2001
STATUS
approved