A190071 as a triangular array
| | | | | | | | | | 0 |
| | | | | | | | | | 2 | | 4 |
| | | | | | | | | 6 | | 12 | | 0 |
| | | | | | | | 12 | | 36 | | 40 | | 12 |
| | | | | | | 20 | | 76 | | 166 | | 144 | | 0 |
| | | | | | 30 | | 143 | | 483 | | 922 | | 550 | | 40 |
| | | | | 42 | | 233 | | 1126 | | 3481 | | 5136 | | 1896 | | 0 |
| | | | 56 | | 366 | | 2276 | | 9904 | | 25306 | | 28656 | | 7584 | | 140 |
| | | 72 | | 536 | | 4150 | | 23400 | | 88509 | | 191456 | | 162028 | | 27328 | | 0 |
| | 90 | | 760 | | 6946 | | 48491 | | 249119 | | 834717 |
|
A190071 as a square array
0 | 2 | 6 | 12 | 20 | 30 | 42 | 56 | 72 | 90
| 4 | 12 | 36 | 76 | 143 | 233 | 366 | 536 | 760
| 0 | 40 | 166 | 483 | 1126 | 2276 | 4150 | 6946
| 12 | 144 | 922 | 3481 | 9904 | 23400 | 48491
| 0 | 550 | 5136 | 25306 | 88509 | 249119
| 40 | 1896 | 28656 | 191456 | 834717
| 0 | 7584 | 162028
| 140 | 27328
| 0
|
A190071 as an upper right triangle
0 | 2 | 6 | 12 | 20 | 30 | 42 | 56 | 72 | 90
| | 4 | 12 | 36 | 76 | 143 | 233 | 366 | 536 | 760
| | | 0 | 40 | 166 | 483 | 1126 | 2276 | 4150 | 6946
| | | | 12 | 144 | 922 | 3481 | 9904 | 23400 | 48491
| | | | | 0 | 550 | 5136 | 25306 | 88509 | 249119
| | | | | | 40 | 1896 | 28656 | 191456 | 834717
| | | | | | | 0 | 7584 | 162028
| | | | | | | | 140 | 27328
| | | | | | | | | 0
| | | | | | | | |
|
|