| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 9 |
| 3 | 17 |
| 4 | 27 |
| 5 | 41 |
| 6 | 56 |
| 7 | 72 |
| 8 | 93 |
| 9 | 115 |
| 10 | 140 |
| 11 | 166 |
| 12 | 194 |
| 13 | 227 |
| 14 | 261 |
| 15 | 296 |
| 16 | 332 |
| 17 | 370 |
| 18 | 410 |
| 19 | 452 |
| 20 | 498 |
| 21 | 546 |
| 22 | 595 |
| 23 | 645 |
| 24 | 698 |
| 25 | 755 |
| 26 | 815 |
| 27 | 877 |
| 28 | 941 |
| 29 | 1006 |
| 30 | 1076 |
| 31 | 1153 |
| 32 | 1233 |
| 33 | 1314 |
| 34 | 1397 |
| 35 | 1482 |
| 36 | 1568 |
| 37 | 1658 |
| 38 | 1749 |
| 39 | 1841 |
| 40 | 1941 |
| 41 | 2045 |
| 42 | 2152 |
| 43 | 2260 |
| 44 | 2376 |
[4,9,17,27,41,56,72,93,115,140,166,194,227,261, 296,332,370,410,452,498,546,595,645,698,755,815, 877,941,1006,1076,1153,1233,1314,1397,1482,1568, 1658,1749,1841,1941,2045,2152,2260,2376] |