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| n | a(n) |
|---|---|
| 1 | 42 |
| 2 | 1764 |
| 3 | 6216 |
| 4 | 13860 |
| 5 | 25200 |
| 6 | 40740 |
| 7 | 60984 |
| 8 | 86436 |
| 9 | 117600 |
| 10 | 154980 |
| 11 | 199080 |
| 12 | 250404 |
| 13 | 309456 |
| 14 | 376740 |
| 15 | 452760 |
| 16 | 538020 |
| 17 | 633024 |
| 18 | 738276 |
| 19 | 854280 |
| 20 | 981540 |
| 21 | 1120560 |
| 22 | 1271844 |
| 23 | 1435896 |
| 24 | 1613220 |
| 25 | 1804320 |
| 26 | 2009700 |
| 27 | 2229864 |
| 28 | 2465316 |
| 29 | 2716560 |
| 30 | 2984100 |
| 31 | 3268440 |
[42,1764,6216,13860,25200,40740,60984,86436, 117600,154980,199080,250404,309456,376740,452760, 538020,633024,738276,854280,981540,1120560, 1271844,1435896,1613220,1804320,2009700,2229864, 2465316,2716560,2984100,3268440] |