A166373 - OEIS

A166373 as a triangular array

0

0 1

0 1 2

0 0 1 3

0 0 1 2 4

0 0 1 2 3 5

0 0 1 2 3 4 6

0 0 1 1 2 4 5 7

0 0 0 1 2 3 4 6 8

0 0 0 1 2 3 4 5 7 9

0 0 0 1 2 3 4 5 6 8 10

0 0 0 1 1 2 3 4 6 7 9 11

0 0 0 1 1 2 3 4 5 7 8 10 12

0 0 0 1 1 2 3 4 5 6 8 9

0 0 0 0 0 0 0 0 0 0 0 0 0 0

1 1 0 0 0 0 0 0 0 0 0 0 0

2 1 1 1 1 1 0 0 0 0 0 0

3 2 2 2 1 1 1 1 1 1 1

4 3 3 2 2 2 2 1 1 1

5 4 4 3 3 3 2 2 2

6 5 4 4 4 3 3 3

7 6 5 5 4 4 4

8 7 6 6 5 5

9 8 7 7 6

10 9 8 8

11 10 9

12