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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 7 |
| 4 | 13 |
| 5 | 24 |
| 6 | 39 |
| 7 | 62 |
| 8 | 97 |
| 9 | 147 |
| 10 | 215 |
| 11 | 312 |
| 12 | 440 |
| 13 | 617 |
| 14 | 851 |
| 15 | 1161 |
| 16 | 1569 |
| 17 | 2098 |
| 18 | 2778 |
| 19 | 3649 |
| 20 | 4764 |
| 21 | 6163 |
| 22 | 7939 |
| 23 | 10160 |
| 24 | 12924 |
| 25 | 16361 |
| 26 | 20613 |
| 27 | 25833 |
| 28 | 32259 |
| 29 | 40097 |
| 30 | 49667 |
| 31 | 61272 |
| 32 | 75337 |
| 33 | 92306 |
| 34 | 112755 |
| 35 | 137272 |
| 36 | 166654 |
| 37 | 201734 |
| 38 | 243582 |
| 39 | 293288 |
[1,3,7,13,24,39,62,97,147,215,312,440,617,851, 1161,1569,2098,2778,3649,4764,6163,7939,10160, 12924,16361,20613,25833,32259,40097,49667,61272, 75337,92306,112755,137272,166654,201734,243582, 293288] |