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| n | a(n) |
|---|---|
| 1 | 21 |
| 2 | 85 |
| 3 | 149 |
| 4 | 168 |
| 5 | 213 |
| 6 | 277 |
| 7 | 341 |
| 8 | 405 |
| 9 | 469 |
| 10 | 533 |
| 11 | 597 |
| 12 | 661 |
| 13 | 680 |
| 14 | 725 |
| 15 | 789 |
| 16 | 853 |
| 17 | 917 |
| 18 | 981 |
| 19 | 1045 |
| 20 | 1109 |
| 21 | 1173 |
| 22 | 1192 |
| 23 | 1237 |
| 24 | 1301 |
| 25 | 1344 |
| 26 | 1429 |
| 27 | 1493 |
| 28 | 1557 |
| 29 | 1621 |
| 30 | 1685 |
| 31 | 1704 |
| 32 | 1749 |
| 33 | 1813 |
| 34 | 1877 |
| 35 | 1941 |
| 36 | 2005 |
| 37 | 2069 |
| 38 | 2133 |
| 39 | 2197 |
| 40 | 2216 |
| 41 | 2261 |
[21,85,149,168,213,277,341,405,469,533,597,661, 680,725,789,853,917,981,1045,1109,1173,1192,1237, 1301,1344,1429,1493,1557,1621,1685,1704,1749,1813, 1877,1941,2005,2069,2133,2197,2216,2261] |