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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 2 |
| 4 | 3 |
| 5 | 3 |
| 6 | 6 |
| 7 | 6 |
| 8 | 10 |
| 9 | 14 |
| 10 | 14 |
| 11 | 14 |
| 12 | 25 |
| 13 | 25 |
| 14 | 25 |
| 15 | 35 |
| 16 | 43 |
| 17 | 43 |
| 18 | 50 |
| 19 | 50 |
| 20 | 67 |
| 21 | 85 |
| 22 | 85 |
| 23 | 85 |
| 24 | 113 |
| 25 | 113 |
| 26 | 113 |
| 27 | 123 |
| 28 | 139 |
| 29 | 139 |
| 30 | 158 |
| 31 | 158 |
| 32 | 173 |
| 33 | 191 |
| 34 | 191 |
| 35 | 197 |
| 36 | 230 |
| 37 | 230 |
| 38 | 230 |
| 39 | 244 |
| 40 | 286 |
| 41 | 286 |
| 42 | 321 |
| 43 | 321 |
| 44 | 337 |
| 45 | 379 |
| 46 | 379 |
| 47 | 379 |
| 48 | 456 |
| 49 | 456 |
| 50 | 456 |
| 51 | 474 |
| 52 | 493 |
| 53 | 493 |
| 54 | 512 |
| 55 | 536 |
| 56 | 589 |
| 57 | 609 |
| 58 | 609 |
| 59 | 609 |
[0,0,2,3,3,6,6,10,14,14,14,25,25,25,35,43,43,50, 50,67,85,85,85,113,113,113,123,139,139,158,158, 173,191,191,197,230,230,230,244,286,286,321,321, 337,379,379,379,456,456,456,474,493,493,512,536, 589,609,609,609] |