The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 6 |
| 4 | 9 |
| 5 | 20 |
| 6 | 30 |
| 7 | 56 |
| 8 | 75 |
| 9 | 84 |
| 10 | 125 |
| 11 | 176 |
| 12 | 210 |
| 13 | 264 |
| 14 | 294 |
| 15 | 315 |
| 16 | 350 |
| 17 | 416 |
| 18 | 441 |
| 19 | 490 |
| 20 | 525 |
| 21 | 624 |
| 22 | 660 |
| 23 | 735 |
| 24 | 924 |
| 25 | 990 |
| 26 | 1088 |
| 27 | 1100 |
| 28 | 1386 |
| 29 | 1540 |
| 30 | 1560 |
| 31 | 1632 |
| 32 | 1650 |
| 33 | 1715 |
| 34 | 2184 |
| 35 | 2310 |
| 36 | 2340 |
| 37 | 2401 |
| 38 | 2432 |
| 39 | 2600 |
| 40 | 3267 |
| 41 | 3276 |
| 42 | 3388 |
| 43 | 3640 |
| 44 | 3648 |
| 45 | 3900 |
| 46 | 4080 |
| 47 | 4125 |
| 48 | 5082 |
| 49 | 5324 |
| 50 | 5390 |
[1,2,6,9,20,30,56,75,84,125,176,210,264,294,315, 350,416,441,490,525,624,660,735,924,990,1088,1100, 1386,1540,1560,1632,1650,1715,2184,2310,2340,2401, 2432,2600,3267,3276,3388,3640,3648,3900,4080,4125, 5082,5324,5390] |