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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | -1 |
| 2 | 1 |
| 3 | 4 |
| 4 | 0 |
| 5 | 5 |
| 6 | 11 |
| 7 | 4 |
| 8 | 12 |
| 9 | 21 |
| 10 | 11 |
| 11 | 22 |
| 12 | 34 |
| 13 | 21 |
| 14 | 35 |
| 15 | 50 |
| 16 | 34 |
| 17 | 51 |
| 18 | 69 |
| 19 | 50 |
| 20 | 70 |
| 21 | 91 |
| 22 | 69 |
| 23 | 92 |
| 24 | 116 |
| 25 | 91 |
| 26 | 117 |
| 27 | 144 |
| 28 | 116 |
| 29 | 145 |
| 30 | 175 |
| 31 | 144 |
| 32 | 176 |
| 33 | 209 |
| 34 | 175 |
| 35 | 210 |
| 36 | 246 |
| 37 | 209 |
| 38 | 247 |
| 39 | 286 |
| 40 | 246 |
| 41 | 287 |
| 42 | 329 |
| 43 | 286 |
| 44 | 330 |
| 45 | 375 |
| 46 | 329 |
| 47 | 376 |
| 48 | 424 |
| 49 | 375 |
| 50 | 425 |
| 51 | 476 |
| 52 | 424 |
| 53 | 477 |
| 54 | 531 |
| 55 | 476 |
| 56 | 532 |
| 57 | 589 |
| 58 | 531 |
| 59 | 590 |
| 60 | 650 |
| 61 | 589 |
| 62 | 651 |
| 63 | 714 |
| 64 | 650 |
| 65 | 715 |
[0,-1,1,4,0,5,11,4,12,21,11,22,34,21,35,50,34,51, 69,50,70,91,69,92,116,91,117,144,116,145,175,144, 176,209,175,210,246,209,247,286,246,287,329,286, 330,375,329,376,424,375,425,476,424,477,531,476, 532,589,531,590,650,589,651,714,650,715] |