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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 7 |
| 5 | 12 |
| 6 | 18 |
| 7 | 27 |
| 8 | 38 |
| 9 | 52 |
| 10 | 69 |
| 11 | 90 |
| 12 | 114 |
| 13 | 143 |
| 14 | 176 |
| 15 | 214 |
| 16 | 257 |
| 17 | 306 |
| 18 | 360 |
| 19 | 421 |
| 20 | 488 |
| 21 | 562 |
| 22 | 643 |
| 23 | 732 |
| 24 | 828 |
| 25 | 933 |
| 26 | 1046 |
| 27 | 1168 |
| 28 | 1299 |
| 29 | 1440 |
| 30 | 1590 |
| 31 | 1751 |
| 32 | 1922 |
| 33 | 2104 |
| 34 | 2297 |
| 35 | 2502 |
| 36 | 2718 |
| 37 | 2947 |
| 38 | 3188 |
| 39 | 3442 |
| 40 | 3709 |
| 41 | 3990 |
| 42 | 4284 |
| 43 | 4593 |
| 44 | 4916 |
| 45 | 5254 |
| 46 | 5607 |
| 47 | 5976 |
| 48 | 6360 |
| 49 | 6761 |
| 50 | 7178 |
[0,1,2,4,7,12,18,27,38,52,69,90,114,143,176,214, 257,306,360,421,488,562,643,732,828,933,1046,1168, 1299,1440,1590,1751,1922,2104,2297,2502,2718,2947, 3188,3442,3709,3990,4284,4593,4916,5254,5607,5976, 6360,6761,7178] |