| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 4 |
| 2 | 10 |
| 3 | 20 |
| 4 | 34 |
| 5 | 54 |
| 6 | 78 |
| 7 | 104 |
| 8 | 134 |
| 9 | 168 |
| 10 | 209 |
| 11 | 254 |
| 12 | 300 |
| 13 | 350 |
| 14 | 405 |
| 15 | 468 |
| 16 | 535 |
| 17 | 601 |
| 18 | 669 |
| 19 | 745 |
| 20 | 832 |
| 21 | 923 |
| 22 | 1009 |
| 23 | 1093 |
| 24 | 1189 |
| 25 | 1300 |
| 26 | 1415 |
| 27 | 1522 |
| 28 | 1624 |
| 29 | 1740 |
| 30 | 1873 |
| 31 | 2010 |
| 32 | 2138 |
| 33 | 2260 |
| 34 | 2396 |
| 35 | 2550 |
| 36 | 2708 |
| 37 | 2856 |
| 38 | 2998 |
| 39 | 3154 |
| 40 | 3330 |
| 41 | 3510 |
| 42 | 3678 |
| 43 | 3840 |
| 44 | 4016 |
| 45 | 4214 |
| 46 | 4416 |
[1,4,10,20,34,54,78,104,134,168,209,254,300,350, 405,468,535,601,669,745,832,923,1009,1093,1189, 1300,1415,1522,1624,1740,1873,2010,2138,2260,2396, 2550,2708,2856,2998,3154,3330,3510,3678,3840,4016, 4214,4416] |