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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 1 |
| 10 | 0 |
| 11 | 1 |
| 12 | 0 |
| 13 | 2 |
| 14 | 3 |
| 15 | 2 |
| 16 | 4 |
| 17 | 3 |
| 18 | 9 |
| 19 | 9 |
| 20 | 10 |
| 21 | 14 |
| 22 | 15 |
| 23 | 28 |
| 24 | 26 |
| 25 | 35 |
| 26 | 41 |
| 27 | 52 |
| 28 | 75 |
| 29 | 74 |
| 30 | 100 |
| 31 | 111 |
| 32 | 147 |
| 33 | 183 |
| 34 | 196 |
| 35 | 252 |
| 36 | 282 |
| 37 | 367 |
| 38 | 429 |
| 39 | 480 |
| 40 | 593 |
| 41 | 669 |
| 42 | 852 |
| 43 | 957 |
| 44 | 1109 |
| 45 | 1317 |
| 46 | 1515 |
| 47 | 1857 |
| 48 | 2077 |
| 49 | 2421 |
| 50 | 2822 |
| 51 | 3259 |
| 52 | 3901 |
| 53 | 4344 |
| 54 | 5086 |
| 55 | 5825 |
| 56 | 6772 |
| 57 | 7902 |
| 58 | 8860 |
| 59 | 10288 |
| 60 | 11723 |
[0,0,0,0,0,0,0,0,0,1,0,1,0,2,3,2,4,3,9,9,10,14,15, 28,26,35,41,52,75,74,100,111,147,183,196,252,282, 367,429,480,593,669,852,957,1109,1317,1515,1857, 2077,2421,2822,3259,3901,4344,5086,5825,6772,7902, 8860,10288,11723] |