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A157501
Triangle read by rows, A157498 * A000012
0
1, 2, 2, 3, 3, 3, 6, 6, 4, 4, 5, 5, 5, 5, 5, 16, 16, 12, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 24, 24, 20, 20, 8, 8, 8, 8, 24, 24, 24, 9, 9, 9, 9, 9, 9, 38, 38, 30, 30, 30, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11
OFFSET
1,2
FORMULA
Triangle read by rows, A157498 * A000012 = partial sums of A157498 terms by rows, starting from the right.
EXAMPLE
First few rows of the triangle =
1;
2, 2;
3, 3, 3;
6, 6, 4, 4;
5, 5, 5, 5, 5;
16, 16, 12, 6, 6, 6;
7, 7, 7, 7, 7, 7, 7;
24, 24, 20, 20, 8, 8, 8, 8;
24, 24, 24, 9, 9, 9, 9, 9, 9;
38, 38, 30, 30, 30, 10, 10, 10, 10, 10;
11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11;
103, 103, 99, 78, 42, 42, 12, 12, 12, 12, 12, 12;
13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13;
68, 68, 56, 56, 56, 56, 56, 14, 14, 14, 14, 14, 14, 14;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
STATUS
approved