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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 3 |
| 3 | 6 |
| 4 | 6 |
| 5 | 18 |
| 6 | 18 |
| 7 | 18 |
| 8 | 18 |
| 9 | 36 |
| 10 | 45 |
| 11 | 45 |
| 12 | 36 |
| 13 | 63 |
| 14 | 72 |
| 15 | 72 |
| 16 | 90 |
| 17 | 90 |
| 18 | 108 |
| 19 | 108 |
| 20 | 126 |
| 21 | 108 |
| 22 | 144 |
| 23 | 144 |
| 24 | 135 |
| 25 | 144 |
| 26 | 153 |
| 27 | 180 |
| 28 | 180 |
| 29 | 171 |
| 30 | 180 |
| 31 | 198 |
| 32 | 198 |
| 33 | 189 |
| 34 | 216 |
| 35 | 243 |
| 36 | 243 |
| 37 | 234 |
| 38 | 252 |
| 39 | 225 |
| 40 | 243 |
| 41 | 261 |
| 42 | 252 |
| 43 | 297 |
| 44 | 306 |
| 45 | 333 |
| 46 | 360 |
| 47 | 324 |
| 48 | 342 |
| 49 | 342 |
| 50 | 315 |
| 51 | 360 |
| 52 | 369 |
| 53 | 378 |
| 54 | 396 |
| 55 | 387 |
| 56 | 387 |
| 57 | 414 |
[1,1,3,6,6,18,18,18,18,36,45,45,36,63,72,72,90,90, 108,108,126,108,144,144,135,144,153,180,180,171, 180,198,198,189,216,243,243,234,252,225,243,261, 252,297,306,333,360,324,342,342,315,360,369,378, 396,387,387,414] |