A061199 - OEIS

A061199 as a triangular array

1

0 1

0 1 2

0 2 2 3

0 2 4 4 5

0 3 5 6 6 7

0 4 7 9 10 10 11

0 5 9 12 13 14 14 15

0 6 13 16 19 20 21 21 22

0 8 16 22 25 27 28 29 29 30

0 10 22 29 34 37 39 40 41 41 42

0 12 27 38 44 49 51 53 54 55 55 56

0 15 36

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

1 1 2 2 3 4 5 6 8 10 12 15

2 2 4 5 7 9 13 16 22 27 36

3 4 6 9 12 16 22 29 38

5 6 10 13 19 25 34 44

7 10 14 20 27 37 49

11 14 21 28 39 51

15 21 29 40 53

22 29 41 54

30 41 55

42 55

56