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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 6 |
| 3 | 20 |
| 4 | 36 |
| 5 | 62 |
| 6 | 90 |
| 7 | 128 |
| 8 | 168 |
| 9 | 218 |
| 10 | 270 |
| 11 | 332 |
| 12 | 396 |
| 13 | 470 |
| 14 | 546 |
| 15 | 632 |
| 16 | 720 |
| 17 | 818 |
| 18 | 918 |
| 19 | 1028 |
| 20 | 1140 |
| 21 | 1262 |
| 22 | 1386 |
| 23 | 1520 |
| 24 | 1656 |
| 25 | 1802 |
| 26 | 1950 |
| 27 | 2108 |
| 28 | 2268 |
| 29 | 2438 |
| 30 | 2610 |
| 31 | 2792 |
| 32 | 2976 |
| 33 | 3170 |
| 34 | 3366 |
| 35 | 3572 |
| 36 | 3780 |
| 37 | 3998 |
| 38 | 4218 |
| 39 | 4448 |
| 40 | 4680 |
| 41 | 4922 |
| 42 | 5166 |
| 43 | 5420 |
| 44 | 5676 |
| 45 | 5942 |
| 46 | 6210 |
| 47 | 6488 |
[2,6,20,36,62,90,128,168,218,270,332,396,470,546, 632,720,818,918,1028,1140,1262,1386,1520,1656, 1802,1950,2108,2268,2438,2610,2792,2976,3170,3366, 3572,3780,3998,4218,4448,4680,4922,5166,5420,5676, 5942,6210,6488] |