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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 6 |
| 3 | 20 |
| 4 | 25 |
| 5 | 52 |
| 6 | 59 |
| 7 | 104 |
| 8 | 119 |
| 9 | 186 |
| 10 | 211 |
| 11 | 306 |
| 12 | 338 |
| 13 | 464 |
| 14 | 502 |
| 15 | 663 |
| 16 | 715 |
| 17 | 914 |
| 18 | 981 |
| 19 | 1222 |
| 20 | 1297 |
| 21 | 1585 |
| 22 | 1667 |
| 23 | 2004 |
| 24 | 2104 |
| 25 | 2494 |
| 26 | 2615 |
| 27 | 3062 |
| 28 | 3191 |
| 29 | 3700 |
| 30 | 3854 |
| 31 | 4429 |
| 32 | 4610 |
| 33 | 5256 |
| 34 | 5466 |
| 35 | 6186 |
| 36 | 6426 |
| 37 | 7224 |
| 38 | 7477 |
| 39 | 8356 |
| 40 | 8620 |
| 41 | 9582 |
| 42 | 9878 |
| 43 | 10929 |
| 44 | 11261 |
| 45 | 12405 |
| 46 | 12774 |
| 47 | 14014 |
| 48 | 14422 |
[4,6,20,25,52,59,104,119,186,211,306,338,464,502, 663,715,914,981,1222,1297,1585,1667,2004,2104, 2494,2615,3062,3191,3700,3854,4429,4610,5256,5466, 6186,6426,7224,7477,8356,8620,9582,9878,10929, 11261,12405,12774,14014,14422] |