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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 6 |
| 6 | 8 |
| 7 | 22 |
| 8 | 27 |
| 9 | 32 |
| 10 | 37 |
| 11 | 72 |
| 12 | 82 |
| 13 | 92 |
| 14 | 102 |
| 15 | 168 |
| 16 | 185 |
| 17 | 202 |
| 18 | 219 |
| 19 | 236 |
| 20 | 253 |
| 21 | 270 |
| 22 | 287 |
| 23 | 436 |
| 24 | 464 |
| 25 | 492 |
| 26 | 520 |
| 27 | 730 |
| 28 | 771 |
| 29 | 812 |
| 30 | 853 |
| 31 | 894 |
| 32 | 935 |
| 33 | 976 |
| 34 | 1017 |
| 35 | 1364 |
| 36 | 1422 |
| 37 | 1480 |
| 38 | 1538 |
| 39 | 1976 |
| 40 | 2053 |
| 41 | 2130 |
| 42 | 2207 |
| 43 | 2284 |
| 44 | 2361 |
| 45 | 2438 |
| 46 | 2515 |
| 47 | 3144 |
| 48 | 3244 |
| 49 | 3344 |
| 50 | 3444 |
| 51 | 3544 |
| 52 | 3644 |
| 53 | 3744 |
| 54 | 3844 |
| 55 | 3944 |
[0,0,0,0,6,8,22,27,32,37,72,82,92,102,168,185,202, 219,236,253,270,287,436,464,492,520,730,771,812, 853,894,935,976,1017,1364,1422,1480,1538,1976, 2053,2130,2207,2284,2361,2438,2515,3144,3244,3344, 3444,3544,3644,3744,3844,3944] |