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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 3 |
| 5 | 10 |
| 6 | 12 |
| 7 | 7 |
| 8 | 20 |
| 9 | 6 |
| 10 | 8 |
| 11 | 11 |
| 12 | 5 |
| 13 | 21 |
| 14 | 16 |
| 15 | 9 |
| 16 | 35 |
| 17 | 13 |
| 18 | 72 |
| 19 | 58 |
| 20 | 65 |
| 21 | 604 |
| 22 | 1570 |
| 23 | 483 |
| 24 | 7868 |
| 25 | 43510 |
| 26 | 408 |
| 27 | 1092 |
| 28 | 659 |
| 29 | 2030 |
| 30 | 14316 |
| 31 | 8639 |
| 32 | 746852 |
| 33 | 19897158 |
| 34 | 2687632650 |
| 35 | 2999086659168 |
| 36 | 1284545911428706 |
| 37 | 223248740282126298936 |
| 38 | 327753663681964670057609684710 |
| 39 | 356988962448345124133946312923274915552122 |
| 40 | 585368332163743818626039069448750700022101290164211798116740578 |
[1,2,4,3,10,12,7,20,6,8,11,5,21,16,9,35,13,72,58, 65,604,1570,483,7868,43510,408,1092,659,2030, 14316,8639,746852,19897158,2687632650, 2999086659168,1284545911428706, 223248740282126298936, 327753663681964670057609684710, 356988962448345124133946312923274915552122, 58536833216374381862603906944875070002210129016421\ 1798116740578] |