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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 6 |
| 3 | 19 |
| 4 | 38 |
| 5 | 60 |
| 6 | 100 |
| 7 | 170 |
| 8 | 255 |
| 9 | 350 |
| 10 | 490 |
| 11 | 693 |
| 12 | 924 |
| 13 | 1176 |
| 14 | 1512 |
| 15 | 1956 |
| 16 | 2445 |
| 17 | 2970 |
| 18 | 3630 |
| 19 | 4455 |
| 20 | 5346 |
| 21 | 6292 |
| 22 | 7436 |
| 23 | 8814 |
| 24 | 10283 |
| 25 | 11830 |
| 26 | 13650 |
| 27 | 15785 |
| 28 | 18040 |
| 29 | 20400 |
| 30 | 23120 |
| 31 | 26248 |
| 32 | 29529 |
| 33 | 32946 |
| 34 | 36822 |
| 35 | 41211 |
| 36 | 45790 |
| 37 | 50540 |
| 38 | 55860 |
| 39 | 61810 |
| 40 | 67991 |
| 41 | 74382 |
| 42 | 81466 |
| 43 | 89309 |
[1,2,6,19,38,60,100,170,255,350,490,693,924,1176, 1512,1956,2445,2970,3630,4455,5346,6292,7436,8814, 10283,11830,13650,15785,18040,20400,23120,26248, 29529,32946,36822,41211,45790,50540,55860,61810, 67991,74382,81466,89309] |