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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 6 |
| 3 | 14 |
| 4 | 30 |
| 5 | 46 |
| 6 | 46 |
| 7 | 190 |
| 8 | 254 |
| 9 | 942 |
| 10 | 1710 |
| 11 | 2750 |
| 12 | 2814 |
| 13 | 11182 |
| 14 | 10926 |
| 15 | 43710 |
| 16 | 43774 |
| 17 | 175022 |
| 18 | 174766 |
| 19 | 699070 |
| 20 | 699134 |
| 21 | 2796462 |
| 22 | 2796206 |
| 23 | 11184830 |
| 24 | 11184894 |
| 25 | 44739502 |
| 26 | 44739246 |
| 27 | 178956990 |
| 28 | 178957054 |
| 29 | 715828142 |
| 30 | 715827886 |
| 31 | 2863311550 |
| 32 | 2863311614 |
| 33 | 11453246382 |
[1,0,6,14,30,46,46,190,254,942,1710,2750,2814, 11182,10926,43710,43774,175022,174766,699070, 699134,2796462,2796206,11184830,11184894,44739502, 44739246,178956990,178957054,715828142,715827886, 2863311550,2863311614,11453246382] |