| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 2 |
| 3 | 6 |
| 4 | 8 |
| 5 | 18 |
| 6 | 20 |
| 7 | 24 |
| 8 | 26 |
| 9 | 54 |
| 10 | 56 |
| 11 | 60 |
| 12 | 62 |
| 13 | 72 |
| 14 | 74 |
| 15 | 78 |
| 16 | 80 |
| 17 | 162 |
| 18 | 164 |
| 19 | 168 |
| 20 | 170 |
| 21 | 180 |
| 22 | 182 |
| 23 | 186 |
| 24 | 188 |
| 25 | 216 |
| 26 | 218 |
| 27 | 222 |
| 28 | 224 |
| 29 | 234 |
| 30 | 236 |
| 31 | 240 |
| 32 | 242 |
| 33 | 486 |
| 34 | 488 |
| 35 | 492 |
| 36 | 494 |
| 37 | 504 |
| 38 | 506 |
| 39 | 510 |
| 40 | 512 |
| 41 | 540 |
| 42 | 542 |
| 43 | 546 |
| 44 | 548 |
| 45 | 558 |
| 46 | 560 |
| 47 | 564 |
| 48 | 566 |
| 49 | 648 |
| 50 | 650 |
| 51 | 654 |
| 52 | 656 |
| 53 | 666 |
| 54 | 668 |
| 55 | 672 |
| 56 | 674 |
[0,2,6,8,18,20,24,26,54,56,60,62,72,74,78,80,162, 164,168,170,180,182,186,188,216,218,222,224,234, 236,240,242,486,488,492,494,504,506,510,512,540, 542,546,548,558,560,564,566,648,650,654,656,666, 668,672,674] |