A071675 - OEIS

A071675 as a triangular array

1

0 1

0 1 1

0 1 2 1

0 0 3 3 1

0 0 2 6 4 1

0 0 1 7 10 5 1

0 0 0 6 16 15 6 1

0 0 0 3 19 30 21 7 1

0 0 0 1 16 45 50 28 8 1

0 0 0 0 10 51 90 77 36 9 1

0 0 0 0 4 45 126 161 112 45 10 1

0 0 0 0 1 30 141 266 266

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

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

1 2 3 2 1 0 0 0 0 0 0

1 3 6 7 6 3 1 0 0 0

1 4 10 16 19 16 10 4 1

1 5 15 30 45 51 45 30

1 6 21 50 90 126 141

1 7 28 77 161 266

1 8 36 112 266

1 9 45

1 10

1