| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 5 |
| 7 | 6 |
| 8 | 7 |
| 9 | 11 |
| 10 | 13 |
| 11 | 14 |
| 12 | 20 |
| 13 | 22 |
| 14 | 24 |
| 15 | 31 |
| 16 | 34 |
| 17 | 36 |
| 18 | 45 |
| 19 | 48 |
| 20 | 51 |
| 21 | 61 |
| 22 | 65 |
| 23 | 68 |
| 24 | 80 |
| 25 | 84 |
| 26 | 88 |
| 27 | 101 |
| 28 | 106 |
| 29 | 110 |
| 30 | 125 |
| 31 | 130 |
| 32 | 135 |
| 33 | 151 |
| 34 | 157 |
| 35 | 162 |
| 36 | 180 |
| 37 | 186 |
| 38 | 192 |
| 39 | 211 |
| 40 | 218 |
| 41 | 224 |
| 42 | 245 |
| 43 | 252 |
| 44 | 259 |
| 45 | 281 |
| 46 | 289 |
| 47 | 296 |
| 48 | 320 |
| 49 | 328 |
| 50 | 336 |
| 51 | 361 |
| 52 | 370 |
| 53 | 378 |
| 54 | 405 |
| 55 | 414 |
| 56 | 423 |
| 57 | 451 |
| 58 | 461 |
| 59 | 470 |
| 60 | 500 |
| 61 | 510 |
| 62 | 520 |
| 63 | 551 |
| 64 | 562 |
| 65 | 572 |
| 66 | 605 |
| 67 | 616 |
| 68 | 627 |
| 69 | 661 |
| 70 | 673 |
| 71 | 684 |
| 72 | 720 |
| 73 | 732 |
| 74 | 744 |
| 75 | 781 |
[0,0,0,1,2,2,5,6,7,11,13,14,20,22,24,31,34,36,45, 48,51,61,65,68,80,84,88,101,106,110,125,130,135, 151,157,162,180,186,192,211,218,224,245,252,259, 281,289,296,320,328,336,361,370,378,405,414,423, 451,461,470,500,510,520,551,562,572,605,616,627, 661,673,684,720,732,744,781] |