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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 13 |
| 4 | 3 |
| 5 | 23 |
| 6 | 142 |
| 7 | 4 |
| 8 | 33 |
| 9 | 251 |
| 10 | 1549 |
| 11 | 5 |
| 12 | 46 |
| 13 | 360 |
| 14 | 2738 |
| 15 | 16897 |
| 16 | 6 |
| 17 | 56 |
| 18 | 502 |
| 19 | 3927 |
| 20 | 29867 |
| 21 | 184318 |
| 22 | 7 |
| 23 | 66 |
| 24 | 611 |
| 25 | 5476 |
| 26 | 42837 |
| 27 | 325799 |
| 28 | 2010601 |
| 29 | 8 |
| 30 | 79 |
| 31 | 720 |
| 32 | 6665 |
| 33 | 59734 |
| 34 | 467280 |
| 35 | 3553922 |
| 36 | 21932293 |
| 37 | 9 |
| 38 | 89 |
| 39 | 862 |
| 40 | 7854 |
| 41 | 72704 |
| 42 | 651598 |
| 43 | 5097243 |
| 44 | 38767343 |
| 45 | 239244622 |
[1,2,13,3,23,142,4,33,251,1549,5,46,360,2738, 16897,6,56,502,3927,29867,184318,7,66,611,5476, 42837,325799,2010601,8,79,720,6665,59734,467280, 3553922,21932293,9,89,862,7854,72704,651598, 5097243,38767343,239244622] |