A123519 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 2 |
| | | | | | | | | | 1 | | 6 | | 4 |
| | | | | | | | | 1 | | 12 | | 20 | | 8 |
| | | | | | | | 1 | | 20 | | 60 | | 56 | | 16 |
| | | | | | | 1 | | 30 | | 140 | | 224 | | 144 | | 32 |
| | | | | | 1 | | 42 | | 280 | | 672 | | 720 | | 352 | | 64 |
| | | | | 1 | | 56 | | 504 | | 1680 | | 2640 | | 2112 | | 832 | | 128 |
| | | | 1 | | 72 | | 840 | | 3696 | | 7920 | | 9152 | | 5824 | | 1920 | | 256 |
| | | 1 | | 90 | | 1320 | | 7392 | | 20592 | | 32032 | | 29120 | | 15360 | | 4352 | | 512 |
| | 1 | | 110 | | 1980 | | 13728 | | 48048 | | 96096 | | 116480 | | 87040 | | 39168 | | 9728 | | 1024 |
|
A123519 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 2 | 6 | 12 | 20 | 30 | 42 | 56 | 72 | 90 | 110
| 4 | 20 | 60 | 140 | 280 | 504 | 840 | 1320 | 1980
| 8 | 56 | 224 | 672 | 1680 | 3696 | 7392 | 13728
| 16 | 144 | 720 | 2640 | 7920 | 20592 | 48048
| 32 | 352 | 2112 | 9152 | 32032 | 96096
| 64 | 832 | 5824 | 29120 | 116480
| 128 | 1920 | 15360 | 87040
| 256 | 4352 | 39168
| 512 | 9728
| 1024
|
A123519 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 6 | 12 | 20 | 30 | 42 | 56 | 72 | 90 | 110
| | | 4 | 20 | 60 | 140 | 280 | 504 | 840 | 1320 | 1980
| | | | 8 | 56 | 224 | 672 | 1680 | 3696 | 7392 | 13728
| | | | | 16 | 144 | 720 | 2640 | 7920 | 20592 | 48048
| | | | | | 32 | 352 | 2112 | 9152 | 32032 | 96096
| | | | | | | 64 | 832 | 5824 | 29120 | 116480
| | | | | | | | 128 | 1920 | 15360 | 87040
| | | | | | | | | 256 | 4352 | 39168
| | | | | | | | | | 512 | 9728
| | | | | | | | | | | 1024
|
|