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| n | a(n) |
|---|---|
| 4 | 13 |
| 5 | 22 |
| 6 | 38 |
| 7 | 65 |
| 8 | 111 |
| 9 | 189 |
| 10 | 322 |
| 11 | 549 |
| 12 | 936 |
| 13 | 1596 |
| 14 | 2721 |
| 15 | 4639 |
| 16 | 7909 |
| 17 | 13484 |
| 18 | 22989 |
| 19 | 39194 |
| 20 | 66822 |
| 21 | 113925 |
| 22 | 194231 |
| 23 | 331145 |
| 24 | 564570 |
| 25 | 962537 |
| 26 | 1641032 |
| 27 | 2797800 |
| 28 | 4769977 |
| 29 | 8132347 |
| 30 | 13864861 |
| 31 | 23638240 |
| 32 | 40300901 |
| 33 | 68709118 |
| 34 | 117142366 |
| 35 | 199716345 |
[13,22,38,65,111,189,322,549,936,1596,2721,4639, 7909,13484,22989,39194,66822,113925,194231,331145, 564570,962537,1641032,2797800,4769977,8132347, 13864861,23638240,40300901,68709118,117142366, 199716345] |