| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 4 |
| 4 | 2 |
| 5 | 10 |
| 6 | 6 |
| 7 | 18 |
| 8 | 12 |
| 9 | 28 |
| 10 | 20 |
| 11 | 40 |
| 12 | 30 |
| 13 | 54 |
| 14 | 42 |
| 15 | 70 |
| 16 | 56 |
| 17 | 88 |
| 18 | 72 |
| 19 | 108 |
| 20 | 90 |
| 21 | 130 |
| 22 | 110 |
| 23 | 154 |
| 24 | 132 |
| 25 | 180 |
| 26 | 156 |
| 27 | 208 |
| 28 | 182 |
| 29 | 238 |
| 30 | 210 |
| 31 | 270 |
| 32 | 240 |
| 33 | 304 |
| 34 | 272 |
| 35 | 340 |
| 36 | 306 |
| 37 | 378 |
| 38 | 342 |
| 39 | 418 |
| 40 | 380 |
| 41 | 460 |
| 42 | 420 |
| 43 | 504 |
| 44 | 462 |
| 45 | 550 |
| 46 | 506 |
| 47 | 598 |
| 48 | 552 |
| 49 | 648 |
| 50 | 600 |
| 51 | 700 |
| 52 | 650 |
| 53 | 754 |
| 54 | 702 |
| 55 | 810 |
| 56 | 756 |
[0,1,4,2,10,6,18,12,28,20,40,30,54,42,70,56,88,72, 108,90,130,110,154,132,180,156,208,182,238,210, 270,240,304,272,340,306,378,342,418,380,460,420, 504,462,550,506,598,552,648,600,700,650,754,702, 810,756] |