|
|
A048804
|
|
Triangle: T(n,k)=b(n)/(b(k)*b(n-k)) where b is A048803.
|
|
5
|
|
|
1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 2, 3, 2, 1, 1, 5, 5, 5, 5, 1, 1, 6, 15, 10, 15, 6, 1, 1, 7, 21, 35, 35, 21, 7, 1, 1, 2, 7, 14, 35, 14, 7, 2, 1, 1, 3, 3, 7, 21, 21, 7, 3, 3, 1, 1, 10, 15, 10, 35, 42, 35, 10, 15, 10, 1, 1, 11, 55, 55, 55, 77, 77, 55, 55, 55, 11, 1, 1, 6, 33, 110, 165, 66
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,5
|
|
LINKS
|
|
|
EXAMPLE
|
1;
1,1;
1,2,1;
1,3,3,1;
1,2,3,2,1;
1,5,5,5,5,1;
where the last batch arises from 60/(1*60), 60/(1*12), 60/(2*6), 60/(6*2), 60/(12*1), 60/(60*1).
|
|
CROSSREFS
|
|
|
KEYWORD
|
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|