A122950 - OEIS

A122950 as a triangular array

1

0 1

0 0 2

0 0 1 3

0 0 0 3 5

0 0 0 1 7 8

0 0 0 0 4 15 13

0 0 0 0 1 12 30 21

0 0 0 0 0 5 31 58 34

0 0 0 0 0 1 18 73 109 55

0 0 0 0 0 0 6 54 162 201 89

0 0 0 0 0 0 1 25 145 344 365 144

0 0 0 0 0 0 0 7 85 361 707

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

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

2 1 0 0 0 0 0 0 0 0 0

3 3 1 0 0 0 0 0 0 0

5 7 4 1 0 0 0 0 0

8 15 12 5 1 0 0 0

13 30 31 18 6 1 0

21 58 73 54 25 7

34 109 162 145 85

55 201 344 361

89 365 707

144