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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 8 |
| 3 | 18 |
| 4 | 17 |
| 5 | 29 |
| 6 | 87 |
| 7 | 79 |
| 8 | 70 |
| 9 | 58 |
| 10 | 292 |
| 11 | 506 |
| 12 | 424 |
| 13 | 766 |
| 14 | 937 |
| 15 | 542 |
| 16 | 2026 |
| 17 | 1820 |
| 18 | 2842 |
| 19 | 4960 |
| 20 | 5215 |
| 21 | 2136 |
| 22 | 4687 |
| 23 | 4461 |
| 24 | 12809 |
| 25 | 13992 |
| 26 | 3666 |
| 27 | 16231 |
| 28 | 17662 |
| 29 | 17338 |
| 30 | 41935 |
| 31 | 60010 |
| 32 | 46063 |
| 33 | 61469 |
| 34 | 144060 |
| 35 | 114441 |
| 36 | 137956 |
| 37 | 293037 |
| 38 | 290348 |
| 39 | 443629 |
| 40 | 457617 |
| 41 | 264395 |
[4,8,18,17,29,87,79,70,58,292,506,424,766,937,542, 2026,1820,2842,4960,5215,2136,4687,4461,12809, 13992,3666,16231,17662,17338,41935,60010,46063, 61469,144060,114441,137956,293037,290348,443629, 457617,264395] |