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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 1 |
| 5 | 1 |
| 6 | 3 |
| 7 | 3 |
| 8 | 4 |
| 9 | 3 |
| 10 | 3 |
| 11 | 1 |
| 12 | 1 |
| 13 | 4 |
| 14 | 6 |
| 15 | 10 |
| 16 | 13 |
| 17 | 18 |
| 18 | 19 |
| 19 | 24 |
| 20 | 19 |
| 21 | 18 |
| 22 | 13 |
| 23 | 10 |
| 24 | 6 |
| 25 | 4 |
| 26 | 1 |
| 27 | 1 |
| 28 | 5 |
| 29 | 10 |
| 30 | 20 |
| 31 | 35 |
| 32 | 61 |
| 33 | 95 |
| 34 | 155 |
| 35 | 215 |
| 36 | 310 |
| 37 | 387 |
| 38 | 470 |
| 39 | 530 |
| 40 | 580 |
| 41 | 605 |
| 42 | 621 |
| 43 | 605 |
| 44 | 580 |
| 45 | 530 |
| 46 | 470 |
| 47 | 387 |
| 48 | 310 |
| 49 | 215 |
| 50 | 155 |
| 51 | 95 |
| 52 | 61 |
| 53 | 35 |
| 54 | 20 |
| 55 | 10 |
| 56 | 5 |
| 57 | 1 |
| 58 | 1 |
| 59 | 6 |
| 60 | 15 |
| 61 | 35 |
| 62 | 75 |
| 63 | 156 |
| 64 | 306 |
| 65 | 605 |
| 66 | 1110 |
| 67 | 2045 |
| 68 | 3512 |
| 69 | 5913 |
| 70 | 9415 |
[1,1,2,1,1,3,3,4,3,3,1,1,4,6,10,13,18,19,24,19,18, 13,10,6,4,1,1,5,10,20,35,61,95,155,215,310,387, 470,530,580,605,621,605,580,530,470,387,310,215, 155,95,61,35,20,10,5,1,1,6,15,35,75,156,306,605, 1110,2045,3512,5913,9415] |