| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 7 |
| 4 | 12 |
| 5 | 15 |
| 6 | 20 |
| 7 | 23 |
| 8 | 26 |
| 9 | 31 |
| 10 | 34 |
| 11 | 39 |
| 12 | 42 |
| 13 | 45 |
| 14 | 50 |
| 15 | 53 |
| 16 | 58 |
| 17 | 61 |
| 18 | 66 |
| 19 | 69 |
| 20 | 72 |
| 21 | 77 |
| 22 | 80 |
| 23 | 85 |
| 24 | 88 |
| 25 | 91 |
| 26 | 96 |
| 27 | 99 |
| 28 | 104 |
| 29 | 107 |
| 30 | 112 |
| 31 | 115 |
| 32 | 118 |
| 33 | 123 |
| 34 | 126 |
| 35 | 131 |
| 36 | 134 |
| 37 | 137 |
| 38 | 142 |
| 39 | 145 |
| 40 | 150 |
| 41 | 153 |
| 42 | 156 |
| 43 | 161 |
| 44 | 164 |
| 45 | 169 |
| 46 | 172 |
| 47 | 177 |
| 48 | 180 |
| 49 | 183 |
| 50 | 188 |
| 51 | 191 |
| 52 | 196 |
| 53 | 199 |
| 54 | 202 |
| 55 | 207 |
| 56 | 210 |
| 57 | 215 |
| 58 | 218 |
[1,4,7,12,15,20,23,26,31,34,39,42,45,50,53,58,61, 66,69,72,77,80,85,88,91,96,99,104,107,112,115,118, 123,126,131,134,137,142,145,150,153,156,161,164, 169,172,177,180,183,188,191,196,199,202,207,210, 215,218] |