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| n | a(n) |
|---|---|
| 0 | 2 |
| 1 | 5 |
| 2 | 7 |
| 3 | 12 |
| 4 | 19 |
| 5 | 31 |
| 6 | 41 |
| 7 | 53 |
| 8 | 72 |
| 9 | 130 |
| 10 | 171 |
| 11 | 224 |
| 12 | 270 |
| 13 | 764 |
| 14 | 954 |
| 15 | 1178 |
| 16 | 1395 |
| 17 | 1578 |
| 18 | 2684 |
| 19 | 3395 |
| 20 | 7033 |
| 21 | 8269 |
| 22 | 8539 |
| 23 | 14348 |
| 24 | 16808 |
| 25 | 36269 |
| 26 | 58973 |
[2,5,7,12,19,31,41,53,72,130,171,224,270,764,954, 1178,1395,1578,2684,3395,7033,8269,8539,14348, 16808,36269,58973] |