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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | -1 |
| 3 | 3 |
| 4 | 4 |
| 5 | 12 |
| 6 | 21 |
| 7 | 34 |
| 8 | 56 |
| 9 | 75 |
| 10 | 115 |
| 11 | 141 |
| 12 | 204 |
| 13 | 238 |
| 14 | 329 |
| 15 | 372 |
| 16 | 496 |
| 17 | 549 |
| 18 | 711 |
| 19 | 775 |
| 20 | 980 |
| 21 | 1056 |
| 22 | 1309 |
| 23 | 1398 |
| 24 | 1704 |
| 25 | 1807 |
| 26 | 2171 |
| 27 | 2289 |
| 28 | 2716 |
| 29 | 2850 |
| 30 | 3345 |
| 31 | 3496 |
| 32 | 4064 |
| 33 | 4233 |
| 34 | 4879 |
| 35 | 5067 |
| 36 | 5796 |
| 37 | 6004 |
| 38 | 6821 |
| 39 | 7050 |
| 40 | 7960 |
| 41 | 8211 |
| 42 | 9219 |
| 43 | 9493 |
| 44 | 10604 |
| 45 | 10902 |
| 46 | 12121 |
| 47 | 12444 |
| 48 | 13776 |
| 49 | 14125 |
| 50 | 15575 |
[0,1,-1,3,4,12,21,34,56,75,115,141,204,238,329, 372,496,549,711,775,980,1056,1309,1398,1704,1807, 2171,2289,2716,2850,3345,3496,4064,4233,4879,5067, 5796,6004,6821,7050,7960,8211,9219,9493,10604, 10902,12121,12444,13776,14125,15575] |