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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 3 |
| 7 | 3 |
| 8 | 4 |
| 9 | 6 |
| 10 | 6 |
| 11 | 6 |
| 12 | 10 |
| 13 | 9 |
| 14 | 11 |
| 15 | 13 |
| 16 | 14 |
| 17 | 15 |
| 18 | 20 |
| 19 | 18 |
| 20 | 23 |
| 21 | 25 |
| 22 | 27 |
| 23 | 27 |
| 24 | 37 |
| 25 | 35 |
| 26 | 39 |
| 27 | 43 |
| 28 | 48 |
| 29 | 49 |
| 30 | 61 |
| 31 | 57 |
| 32 | 68 |
| 33 | 72 |
| 34 | 78 |
| 35 | 81 |
| 36 | 97 |
| 37 | 95 |
| 38 | 107 |
| 39 | 114 |
| 40 | 127 |
| 41 | 128 |
| 42 | 150 |
| 43 | 148 |
| 44 | 168 |
| 45 | 179 |
| 46 | 191 |
| 47 | 198 |
| 48 | 229 |
| 49 | 230 |
| 50 | 254 |
| 51 | 266 |
| 52 | 291 |
| 53 | 300 |
| 54 | 338 |
| 55 | 344 |
| 56 | 379 |
| 57 | 398 |
| 58 | 427 |
| 59 | 444 |
| 60 | 498 |
| 61 | 505 |
| 62 | 550 |
| 63 | 580 |
| 64 | 625 |
[0,0,1,1,2,3,3,4,6,6,6,10,9,11,13,14,15,20,18,23, 25,27,27,37,35,39,43,48,49,61,57,68,72,78,81,97, 95,107,114,127,128,150,148,168,179,191,198,229, 230,254,266,291,300,338,344,379,398,427,444,498, 505,550,580,625] |