A concentric magic square is nice. A concentric magic square with diamond is even better; see i.e. the 15x15 Al Antaakii concentric magic square with diamond. In the diamond are alle odd numbers (and outside the diamond are the even numbers).
How to construct a concentric magic square with diamond? Puzzle in EXCEL and see the result below:
17x17 concentric magic square with diamond
| 214 | 210 | 82 | 206 | 86 | 202 | 92 | 196 | 1 | 96 | 192 | 100 | 188 | 186 | 178 | 158 | 78 | 
| 114 | 258 | 232 | 60 | 228 | 64 | 224 | 229 | 63 | 25 | 68 | 220 | 72 | 216 | 180 | 36 | 176 | 
| 174 | 38 | 8 | 22 | 266 | 26 | 275 | 17 | 271 | 21 | 267 | 262 | 30 | 140 | 280 | 252 | 116 | 
| 118 | 42 | 278 | 2 | 284 | 233 | 237 | 241 | 245 | 37 | 33 | 29 | 250 | 4 | 12 | 248 | 172 | 
| 170 | 44 | 276 | 200 | 83 | 225 | 221 | 217 | 81 | 85 | 89 | 93 | 211 | 90 | 14 | 246 | 120 | 
| 106 | 244 | 16 | 31 | 95 | 107 | 97 | 101 | 181 | 177 | 173 | 179 | 195 | 259 | 274 | 46 | 184 | 
| 182 | 48 | 5 | 35 | 91 | 191 | 163 | 155 | 125 | 123 | 159 | 99 | 199 | 255 | 285 | 242 | 108 | 
| 168 | 243 | 283 | 39 | 87 | 187 | 133 | 139 | 153 | 143 | 157 | 103 | 203 | 251 | 7 | 47 | 122 | 
| 3 | 27 | 9 | 41 | 213 | 185 | 129 | 149 | 145 | 141 | 161 | 105 | 77 | 249 | 281 | 263 | 287 | 
| 126 | 247 | 279 | 239 | 215 | 115 | 169 | 147 | 137 | 151 | 121 | 175 | 75 | 51 | 11 | 43 | 164 | 
| 162 | 240 | 13 | 235 | 219 | 119 | 131 | 135 | 165 | 167 | 127 | 171 | 71 | 55 | 277 | 50 | 128 | 
| 130 | 52 | 272 | 231 | 223 | 111 | 193 | 189 | 109 | 113 | 117 | 183 | 67 | 59 | 18 | 238 | 160 | 
| 156 | 236 | 270 | 256 | 79 | 65 | 69 | 73 | 209 | 205 | 201 | 197 | 207 | 34 | 20 | 54 | 134 | 
| 136 | 56 | 166 | 286 | 6 | 57 | 53 | 49 | 45 | 253 | 257 | 261 | 40 | 288 | 124 | 234 | 154 | 
| 152 | 146 | 10 | 268 | 24 | 264 | 15 | 273 | 19 | 269 | 23 | 28 | 260 | 150 | 282 | 144 | 138 | 
| 142 | 254 | 58 | 230 | 62 | 226 | 66 | 61 | 227 | 265 | 222 | 70 | 218 | 74 | 110 | 32 | 148 | 
| 212 | 80 | 208 | 84 | 204 | 88 | 198 | 94 | 289 | 194 | 98 | 190 | 102 | 104 | 112 | 132 | 76 | 
Puzzle yourself using the EXCEL download below.