| 216 | 175 | 224 | 240 | 199 | 248 | |||
| 247 | 215 | 174 | 190 | 239 | 207 | |||
| 206 | 246 | 214 | 230 | 198 | 238 | |||
| 213 | 172 | 221 | ||||||
| 244 | 212 | 180 | ||||||
| 203 | 252 | 211 | ||||||
| 186 | 226 | 194 | 210 | 178 | 218 | |||
| 217 | 185 | 234 | 250 | 209 | 177 | |||
| 176 | 225 | 184 | 200 | 249 | 208 |
We have filled in, as a solid start, 45 of the 81 cells.
No. IX.—ANOTHER “ANNO DOMINI”
This magic square adds up in rows, columns, and diagonals to 1908:—
| 469 | 484 | 472 | 483 |
| 481 | 474 | 478 | 475 |
| 482 | 471 | 485 | 470 |
| 476 | 479 | 473 | 480 |
Can you decide in how many other symmetrical ways the same total is to be made?