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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 4 |
| 3 | 6 |
| 4 | 10 |
| 5 | 18 |
| 6 | 32 |
| 7 | 57 |
| 8 | 100 |
| 9 | 178 |
| 10 | 317 |
| 11 | 563 |
| 12 | 1000 |
| 13 | 1779 |
| 14 | 3163 |
| 15 | 5624 |
| 16 | 10000 |
| 17 | 17783 |
| 18 | 31623 |
| 19 | 56235 |
| 20 | 100000 |
| 21 | 177828 |
| 22 | 316228 |
| 23 | 562342 |
| 24 | 1000000 |
| 25 | 1778280 |
| 26 | 3162278 |
| 27 | 5623414 |
| 28 | 10000000 |
| 29 | 17782795 |
| 30 | 31622777 |
| 31 | 56234133 |
| 32 | 100000000 |
| 33 | 177827942 |
| 34 | 316227767 |
| 35 | 562341326 |
| 36 | 1000000000 |
[1,2,4,6,10,18,32,57,100,178,317,563,1000,1779, 3163,5624,10000,17783,31623,56235,100000,177828, 316228,562342,1000000,1778280,3162278,5623414, 10000000,17782795,31622777,56234133,100000000, 177827942,316227767,562341326,1000000000] |