A180860 as a triangular array
| | | | | | | | | | | 8 |
| | | | | | | | | | | 16 | | 17 |
| | | | | | | | | | 26 | | 29 | | 31 |
| | | | | | | | | 42 | | 43 | | 48 | | 51 |
| | | | | | | | 61 | | 64 | | 67 | | 74 | | 78 |
| | | | | | | 88 | | 88 | | 94 | | 99 | | 108 | | 113 |
| | | | | | 119 | | 121 | | 124 | | 133 | | 140 | | 151 | | 157 |
| | | | | 160 | | 158 | | 164 | | 170 | | 182 | | 191 | | 204 | | 211 |
| | | | 206 | | 206 | | 208 | | 218 | | 227 | | 242 | | 253 | | 268 | | 276 |
| | | 264 | | 259 | | 264 | | 270 | | 284 | | 296 | | 314 | | 327 | | 344 | | 353 |
| | 328 |
|
A180860 as a square array
8 | 16 | 26 | 42 | 61 | 88 | 119 | 160 | 206 | 264 | 328
| 17 | 29 | 43 | 64 | 88 | 121 | 158 | 206 | 259
| 31 | 48 | 67 | 94 | 124 | 164 | 208 | 264
| 51 | 74 | 99 | 133 | 170 | 218 | 270
| 78 | 108 | 140 | 182 | 227 | 284
| 113 | 151 | 191 | 242 | 296
| 157 | 204 | 253 | 314
| 211 | 268 | 327
| 276 | 344
| 353
|
A180860 as an upper right triangle
8 | 16 | 26 | 42 | 61 | 88 | 119 | 160 | 206 | 264 | 328
| | 17 | 29 | 43 | 64 | 88 | 121 | 158 | 206 | 259
| | | 31 | 48 | 67 | 94 | 124 | 164 | 208 | 264
| | | | 51 | 74 | 99 | 133 | 170 | 218 | 270
| | | | | 78 | 108 | 140 | 182 | 227 | 284
| | | | | | 113 | 151 | 191 | 242 | 296
| | | | | | | 157 | 204 | 253 | 314
| | | | | | | | 211 | 268 | 327
| | | | | | | | | 276 | 344
| | | | | | | | | | 353
| | | | | | | | | |
|
|