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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 7 |
| 3 | 13 |
| 4 | 22 |
| 5 | 33 |
| 6 | 47 |
| 7 | 64 |
| 8 | 84 |
| 9 | 106 |
| 10 | 131 |
| 11 | 159 |
| 12 | 190 |
| 13 | 224 |
| 14 | 261 |
| 15 | 301 |
| 16 | 343 |
| 17 | 388 |
| 18 | 436 |
| 19 | 487 |
| 20 | 541 |
| 21 | 598 |
| 22 | 658 |
| 23 | 721 |
| 24 | 787 |
| 25 | 856 |
| 26 | 928 |
| 27 | 1003 |
| 28 | 1081 |
| 29 | 1162 |
| 30 | 1245 |
| 31 | 1331 |
| 32 | 1420 |
| 33 | 1512 |
| 34 | 1607 |
| 35 | 1705 |
| 36 | 1806 |
| 37 | 1910 |
| 38 | 2017 |
| 39 | 2127 |
| 40 | 2240 |
| 41 | 2356 |
| 42 | 2475 |
| 43 | 2597 |
| 44 | 2722 |
| 45 | 2850 |
| 46 | 2981 |
| 47 | 3115 |
| 48 | 3252 |
[1,3,7,13,22,33,47,64,84,106,131,159,190,224,261, 301,343,388,436,487,541,598,658,721,787,856,928, 1003,1081,1162,1245,1331,1420,1512,1607,1705,1806, 1910,2017,2127,2240,2356,2475,2597,2722,2850,2981, 3115,3252] |