A156534 formatted as a triangular array:
| | | | | | | | 1 | | | | | | | | |
| | | | | | | 1 | | 1 | | | | | | | |
| | | | | | 1 | | 4 | | 1 | | | | | | |
| | | | | 1 | | 11 | | 11 | | 1 | | | | | |
| | | | 1 | | 26 | | 44 | | 26 | | 1 | | | | |
| | | 1 | | 57 | | 0 | | 0 | | 57 | | 1 | | | |
| | 1 | | 120 | | -1191 | | -6040 | | -1191 | | 120 | | 1 | | |
| 1 | | 247 | | -10017 | | -109333 | | -109333 | | -10017 | | 247 | | 1 | |
| 1 | | 502 | | -58432 | | -1235276 | | -3061324 | | -1235276 | | -58432 | | 502 | | 1 |
A156534 formatted as a square array:
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 4 | 11 | 26 | 57 | 120 | 247 | 502 | |
| 1 | 11 | 44 | 0 | -1191 | -10017 | -58432 | | |
| 1 | 26 | 0 | -6040 | -109333 | -1235276 | | | |
| 1 | 57 | -1191 | -109333 | -3061324 | | | | |
| 1 | 120 | -10017 | -1235276 | | | | | |
| 1 | 247 | -58432 | | | | | | |
| 1 | 502 | | | | | | | |
| 1 | | | | | | | | |
A156534 formatted as an upper right triangle:
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 4 | 11 | 26 | 57 | 120 | 247 | 502 |
| | 1 | 11 | 44 | 0 | -1191 | -10017 | -58432 |
| | | 1 | 26 | 0 | -6040 | -109333 | -1235276 |
| | | | 1 | 57 | -1191 | -109333 | -3061324 |
| | | | | 1 | 120 | -10017 | -1235276 |
| | | | | | 1 | 247 | -58432 |
| | | | | | | 1 | 502 |
| | | | | | | | 1 |
|
