OFFSET
1,5
COMMENTS
Row sums = A084860: (1, 2, 6, 15, 36, 84, 192,...).
FORMULA
EXAMPLE
First few rows of the triangle are:
1;
1, 1;
1, 2, 3;
1, 3, 9, 2;
1, 4, 18, 8, 5;
1, 5, 30, 20, 25, 3;
1, 6, 45, 40, 75, 18, 7;
1, 7, 63, 70, 175, 63, 49, 4;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson and Roger L. Bagula, Apr 27 2008
STATUS
approved