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A210574 as a triangular array
| 1 | ||||||||||||||||||
| 1 | 1 | |||||||||||||||||
| 1 | 3 | 1 | ||||||||||||||||
| 1 | 7 | 12 | 1 | |||||||||||||||
| 1 | 15 | 50 | 264 | 1 | ||||||||||||||
| 1 | 31 | 180 | 1920 | 11970 | 1 | |||||||||||||
| 1 | 63 | 602 | 11760 | 146160 | 1689600 | 1 | ||||||||||||
| 1 | 127 | 1932 | 66024 | 1477980 | 34214400 | 603233280 | 1 | |||||||||||
| 1 | 255 | 6050 | 353304 | 13556970 | 568656000 | 20043279360 | 586244602944 | 1 |
A210574 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 3 | 7 | 15 | 31 | 63 | 127 | 255 | |
| 1 | 12 | 50 | 180 | 602 | 1932 | 6050 | ||
| 1 | 264 | 1920 | 11760 | 66024 | 353304 | |||
| 1 | 11970 | 146160 | 1477980 | 13556970 | ||||
| 1 | 1689600 | 34214400 | 568656000 | |||||
| 1 | 603233280 | 20043279360 | ||||||
| 1 | 586244602944 | |||||||
| 1 |
A210574 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 3 | 7 | 15 | 31 | 63 | 127 | 255 | |
| 1 | 12 | 50 | 180 | 602 | 1932 | 6050 | ||
| 1 | 264 | 1920 | 11760 | 66024 | 353304 | |||
| 1 | 11970 | 146160 | 1477980 | 13556970 | ||||
| 1 | 1689600 | 34214400 | 568656000 | |||||
| 1 | 603233280 | 20043279360 | ||||||
| 1 | 586244602944 | |||||||
| 1 |