| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 4 |
| 2 | 8 |
| 3 | 12 |
| 4 | 18 |
| 5 | 22 |
| 6 | 26 |
| 7 | 30 |
| 8 | 34 |
| 9 | 38 |
| 10 | 42 |
| 11 | 48 |
| 12 | 52 |
| 13 | 56 |
| 14 | 60 |
| 15 | 64 |
| 16 | 68 |
| 17 | 72 |
| 18 | 78 |
| 19 | 82 |
| 20 | 86 |
| 21 | 90 |
| 22 | 94 |
| 23 | 98 |
| 24 | 102 |
| 25 | 108 |
| 26 | 112 |
| 27 | 116 |
| 28 | 120 |
| 29 | 124 |
| 30 | 128 |
| 31 | 132 |
| 32 | 138 |
| 33 | 142 |
| 34 | 146 |
| 35 | 150 |
| 36 | 154 |
| 37 | 158 |
| 38 | 162 |
| 39 | 168 |
| 40 | 172 |
| 41 | 176 |
| 42 | 180 |
| 43 | 184 |
| 44 | 188 |
| 45 | 192 |
| 46 | 198 |
| 47 | 202 |
| 48 | 206 |
| 49 | 210 |
[1,4,8,12,18,22,26,30,34,38,42,48,52,56,60,64,68, 72,78,82,86,90,94,98,102,108,112,116,120,124,128, 132,138,142,146,150,154,158,162,168,172,176,180, 184,188,192,198,202,206,210] |