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| n | a(n) |
|---|---|
| 0 | 28 |
| 1 | 29 |
| 2 | 86 |
| 3 | 201 |
| 4 | 287 |
| 5 | 488 |
| 6 | 3215 |
| 7 | 3703 |
| 8 | 6918 |
| 9 | 17539 |
| 10 | 41996 |
| 11 | 59535 |
| 12 | 3375956 |
| 13 | 3435491 |
| 14 | 10246938 |
| 15 | 23929367 |
| 16 | 34176305 |
| 17 | 58105672 |
| 18 | 382810337 |
| 19 | 440916009 |
| 20 | 823726346 |
| 21 | 2088368701 |
| 22 | 5000463748 |
| 23 | 7088832449 |
| 24 | 401975080892 |
| 25 | 409063913341 |
| 26 | 1220102907574 |
| 27 | 2849269728489 |
[28,29,86,201,287,488,3215,3703,6918,17539,41996, 59535,3375956,3435491,10246938,23929367,34176305, 58105672,382810337,440916009,823726346,2088368701, 5000463748,7088832449,401975080892,409063913341, 1220102907574,2849269728489] |