A046726 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 1 | | 2 | | 2 |
| | | | | | | | | 1 | | 3 | | 6 | | 4 |
| | | | | | | | 1 | | 4 | | 11 | | 16 | | 10 |
| | | | | | | 1 | | 5 | | 17 | | 37 | | 48 | | 24 |
| | | | | | 1 | | 6 | | 24 | | 66 | | 126 | | 140 | | 66 |
| | | | | 1 | | 7 | | 32 | | 104 | | 254 | | 430 | | 428 | | 174 |
| | | | 1 | | 8 | | 41 | | 152 | | 438 | | 956 | | 1454 | | 1308 | | 504 |
| | | 1 | | 9 | | 51 | | 211 | | 690 | | 1796 | | 3584 | | 4976 | | 4072 | | 1406 |
| | 1 | | 10 | | 62 | | 282 | | 1023 | | 3028 | | 7238 | | 13256 | | 16880 | | 12796 | | 4210 |
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A046726 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10
| 2 | 6 | 11 | 17 | 24 | 32 | 41 | 51 | 62
| 4 | 16 | 37 | 66 | 104 | 152 | 211 | 282
| 10 | 48 | 126 | 254 | 438 | 690 | 1023
| 24 | 140 | 430 | 956 | 1796 | 3028
| 66 | 428 | 1454 | 3584 | 7238
| 174 | 1308 | 4976 | 13256
| 504 | 4072 | 16880
| 1406 | 12796
| 4210
|
A046726 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10
| | | 2 | 6 | 11 | 17 | 24 | 32 | 41 | 51 | 62
| | | | 4 | 16 | 37 | 66 | 104 | 152 | 211 | 282
| | | | | 10 | 48 | 126 | 254 | 438 | 690 | 1023
| | | | | | 24 | 140 | 430 | 956 | 1796 | 3028
| | | | | | | 66 | 428 | 1454 | 3584 | 7238
| | | | | | | | 174 | 1308 | 4976 | 13256
| | | | | | | | | 504 | 4072 | 16880
| | | | | | | | | | 1406 | 12796
| | | | | | | | | | | 4210
|
|