A008279 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 2 | | 2 |
| | | | | | | | 1 | | 3 | | 6 | | 6 |
| | | | | | | 1 | | 4 | | 12 | | 24 | | 24 |
| | | | | | 1 | | 5 | | 20 | | 60 | | 120 | | 120 |
| | | | | 1 | | 6 | | 30 | | 120 | | 360 | | 720 | | 720 |
| | | | 1 | | 7 | | 42 | | 210 | | 840 | | 2520 | | 5040 | | 5040 |
| | | 1 | | 8 | | 56 | | 336 | | 1680 | | 6720 | | 20160 | | 40320 | | 40320 |
| | 1 | | 9 | | 72 | | 504 | | 3024 | | 15120 | | 60480 | | 181440 | | 362880 | | 362880 |
|
A008279 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
| 2 | 6 | 12 | 20 | 30 | 42 | 56 | 72
| 6 | 24 | 60 | 120 | 210 | 336 | 504
| 24 | 120 | 360 | 840 | 1680 | 3024
| 120 | 720 | 2520 | 6720 | 15120
| 720 | 5040 | 20160 | 60480
| 5040 | 40320 | 181440
| 40320 | 362880
| 362880
|
A008279 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
| | | 2 | 6 | 12 | 20 | 30 | 42 | 56 | 72
| | | | 6 | 24 | 60 | 120 | 210 | 336 | 504
| | | | | 24 | 120 | 360 | 840 | 1680 | 3024
| | | | | | 120 | 720 | 2520 | 6720 | 15120
| | | | | | | 720 | 5040 | 20160 | 60480
| | | | | | | | 5040 | 40320 | 181440
| | | | | | | | | 40320 | 362880
| | | | | | | | | | 362880
|
|