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| n | a(n) |
|---|---|
| 1 | 420 |
| 2 | 630 |
| 3 | 660 |
| 4 | 780 |
| 5 | 840 |
| 6 | 924 |
| 7 | 990 |
| 8 | 1020 |
| 9 | 1050 |
| 10 | 1092 |
| 11 | 1140 |
| 12 | 1170 |
| 13 | 1260 |
| 14 | 1320 |
| 15 | 1380 |
| 16 | 1386 |
| 17 | 1428 |
| 18 | 1470 |
| 19 | 1530 |
| 20 | 1540 |
| 21 | 1560 |
| 22 | 1596 |
| 23 | 1638 |
| 24 | 1650 |
| 25 | 1680 |
| 26 | 1710 |
| 27 | 1716 |
| 28 | 1740 |
| 29 | 1820 |
| 30 | 1848 |
| 31 | 1860 |
| 32 | 1890 |
| 33 | 1932 |
| 34 | 1950 |
| 35 | 1980 |
| 36 | 2040 |
| 37 | 2070 |
| 38 | 2100 |
| 39 | 2142 |
| 40 | 2184 |
| 41 | 2220 |
| 42 | 2244 |
[420,630,660,780,840,924,990,1020,1050,1092,1140, 1170,1260,1320,1380,1386,1428,1470,1530,1540,1560, 1596,1638,1650,1680,1710,1716,1740,1820,1848,1860, 1890,1932,1950,1980,2040,2070,2100,2142,2184,2220, 2244] |