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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 7 |
| 3 | 12 |
| 4 | 19 |
| 5 | 28 |
| 6 | 38 |
| 7 | 50 |
| 8 | 64 |
| 9 | 79 |
| 10 | 96 |
| 11 | 115 |
| 12 | 135 |
| 13 | 157 |
| 14 | 181 |
| 15 | 206 |
| 16 | 233 |
| 17 | 262 |
| 18 | 292 |
| 19 | 324 |
| 20 | 358 |
| 21 | 393 |
| 22 | 430 |
| 23 | 469 |
| 24 | 509 |
| 25 | 551 |
| 26 | 595 |
| 27 | 640 |
| 28 | 687 |
| 29 | 736 |
| 30 | 786 |
| 31 | 838 |
| 32 | 892 |
| 33 | 947 |
| 34 | 1004 |
| 35 | 1063 |
| 36 | 1123 |
| 37 | 1185 |
| 38 | 1249 |
| 39 | 1314 |
| 40 | 1381 |
| 41 | 1450 |
| 42 | 1520 |
| 43 | 1592 |
| 44 | 1666 |
| 45 | 1741 |
| 46 | 1818 |
| 47 | 1897 |
| 48 | 1977 |
| 49 | 2059 |
| 50 | 2143 |
| 51 | 2228 |
[1,3,7,12,19,28,38,50,64,79,96,115,135,157,181, 206,233,262,292,324,358,393,430,469,509,551,595, 640,687,736,786,838,892,947,1004,1063,1123,1185, 1249,1314,1381,1450,1520,1592,1666,1741,1818,1897, 1977,2059,2143,2228] |