A144215 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 2 |
| | | | | | | | | | 1 | | 2 | | 3 |
| | | | | | | | | 1 | | 3 | | 5 | | 6 |
| | | | | | | | 1 | | 3 | | 7 | | 9 | | 10 |
| | | | | | | 1 | | 4 | | 11 | | 17 | | 19 | | 20 |
| | | | | | 1 | | 4 | | 15 | | 28 | | 34 | | 36 | | 37 |
| | | | | 1 | | 5 | | 22 | | 52 | | 67 | | 73 | | 75 | | 76 |
| | | | 1 | | 5 | | 30 | | 90 | | 129 | | 144 | | 150 | | 152 | | 153 |
| | | 1 | | 6 | | 42 | | 170 | | 264 | | 305 | | 320 | | 326 | | 328 | | 329 |
| | 1 | | 6 | | 56 | | 310 | | 542 | | 645 | | 686 | | 701 | | 707 | | 709 | | 710 |
|
A144215 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6
| | 3 | 5 | 7 | 11 | 15 | 22 | 30 | 42 | 56
| | 6 | 9 | 17 | 28 | 52 | 90 | 170 | 310
| | 10 | 19 | 34 | 67 | 129 | 264 | 542
| | 20 | 36 | 73 | 144 | 305 | 645
| | 37 | 75 | 150 | 320 | 686
| | 76 | 152 | 326 | 701
| | 153 | 328 | 707
| | 329 | 709
| | 710
|
A144215 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6
| | | 3 | 5 | 7 | 11 | 15 | 22 | 30 | 42 | 56
| | | | 6 | 9 | 17 | 28 | 52 | 90 | 170 | 310
| | | | | 10 | 19 | 34 | 67 | 129 | 264 | 542
| | | | | | 20 | 36 | 73 | 144 | 305 | 645
| | | | | | | 37 | 75 | 150 | 320 | 686
| | | | | | | | 76 | 152 | 326 | 701
| | | | | | | | | 153 | 328 | 707
| | | | | | | | | | 329 | 709
| | | | | | | | | | | 710
|
|
