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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 17 |
| 3 | 59 |
| 4 | 159 |
| 5 | 351 |
| 6 | 683 |
| 7 | 1207 |
| 8 | 1989 |
| 9 | 3099 |
| 10 | 4623 |
| 11 | 6647 |
| 12 | 9277 |
| 13 | 12615 |
| 14 | 16787 |
| 15 | 21913 |
| 16 | 28137 |
| 17 | 35597 |
| 18 | 44455 |
| 19 | 54867 |
| 20 | 67015 |
| 21 | 81071 |
| 22 | 97237 |
| 23 | 115701 |
| 24 | 136685 |
| 25 | 160395 |
| 26 | 187071 |
| 27 | 216937 |
| 28 | 250251 |
| 29 | 287255 |
| 30 | 328227 |
| 31 | 373425 |
| 32 | 423147 |
| 33 | 477667 |
| 34 | 537303 |
| 35 | 602347 |
| 36 | 673135 |
[3,17,59,159,351,683,1207,1989,3099,4623,6647, 9277,12615,16787,21913,28137,35597,44455,54867, 67015,81071,97237,115701,136685,160395,187071, 216937,250251,287255,328227,373425,423147,477667, 537303,602347,673135] |