| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 6 |
| 3 | 14 |
| 4 | 33 |
| 5 | 65 |
| 6 | 114 |
| 7 | 189 |
| 8 | 298 |
| 9 | 450 |
| 10 | 655 |
| 11 | 924 |
| 12 | 1269 |
| 13 | 1703 |
| 14 | 2240 |
| 15 | 2895 |
| 16 | 3684 |
| 17 | 4624 |
| 18 | 5733 |
| 19 | 7030 |
| 20 | 8535 |
| 21 | 10269 |
| 22 | 12254 |
| 23 | 14513 |
| 24 | 17070 |
| 25 | 19950 |
| 26 | 23179 |
| 27 | 26784 |
| 28 | 30793 |
| 29 | 35235 |
| 30 | 40140 |
| 31 | 45539 |
| 32 | 51464 |
| 33 | 57948 |
| 34 | 65025 |
| 35 | 72730 |
| 36 | 81099 |
| 37 | 90169 |
| 38 | 99978 |
| 39 | 110565 |
| 40 | 121970 |
| 41 | 134234 |
[4,6,14,33,65,114,189,298,450,655,924,1269,1703, 2240,2895,3684,4624,5733,7030,8535,10269,12254, 14513,17070,19950,23179,26784,30793,35235,40140, 45539,51464,57948,65025,72730,81099,90169,99978, 110565,121970,134234] |