A038307 as a triangular array
| | | | | | | | 1 |
| | | | | | | | 10 | | 5 |
| | | | | | | 100 | | 100 | | 25 |
| | | | | | 1000 | | 1500 | | 750 | | 125 |
| | | | | 10000 | | 20000 | | 15000 | | 5000 | | 625 |
| | | | 100000 | | 250000 | | 250000 | | 125000 | | 31250 | | 3125 |
| | | 1000000 | | 3000000 | | 3750000 | | 2500000 | | 937500 | | 187500 | | 15625 |
| | 10000000 | | 35000000 | | 52500000 | | 43750000 |
|
A038307 as a square array
1 | 10 | 100 | 1000 | 10000 | 100000 | 1000000 | 10000000
| 5 | 100 | 1500 | 20000 | 250000 | 3000000 | 35000000
| 25 | 750 | 15000 | 250000 | 3750000 | 52500000
| 125 | 5000 | 125000 | 2500000 | 43750000
| 625 | 31250 | 937500
| 3125 | 187500
| 15625
|
A038307 as an upper right triangle
1 | 10 | 100 | 1000 | 10000 | 100000 | 1000000 | 10000000
| | 5 | 100 | 1500 | 20000 | 250000 | 3000000 | 35000000
| | | 25 | 750 | 15000 | 250000 | 3750000 | 52500000
| | | | 125 | 5000 | 125000 | 2500000 | 43750000
| | | | | 625 | 31250 | 937500
| | | | | | 3125 | 187500
| | | | | | | 15625
| | | | | | |
|
|