A217593 - OEIS

A217593 as a triangular array

1

1 0

1 1 0

1 2 0 0

1 3 2 0 0

1 4 5 0 0 0

1 5 9 5 0 0 0

1 6 14 14 0 0 0 0

1 7 20 28 14 0 0 0 0

0 8 27 48 42 0 0 0 0 0

0 8 35 75 90 42 0 0 0 0 0

0 0 43 110 165 132 0 0 0 0 0 0

0 0 43 153 275 297 132 0 0 0 0 0 0

0 0 0 196 428 572 429 0 0 0 0 0 0 0

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

0 1 2 3 4 5 6 7 8 8 0 0 0

0 0 2 5 9 14 20 27 35 43 43 0

0 0 0 5 14 28 48 75 110 153 196

0 0 0 0 14 42 90 165 275 428

0 0 0 0 0 42 132 297 572

0 0 0 0 0 0 132 429

0 0 0 0 0 0 0

0 0 0 0 0 0

0 0 0 0 0

0 0 0 0

0 0 0

0 0

0