The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 2 |
| 3 | 8 |
| 4 | 20 |
| 5 | 26 |
| 6 | 32 |
| 7 | 74 |
| 8 | 80 |
| 9 | 194 |
| 10 | 236 |
| 11 | 242 |
| 12 | 386 |
| 13 | 680 |
| 14 | 722 |
| 15 | 728 |
| 16 | 1844 |
| 17 | 2138 |
| 18 | 2180 |
| 19 | 2186 |
| 20 | 2876 |
| 21 | 4160 |
| 22 | 6218 |
| 23 | 6512 |
| 24 | 6554 |
| 25 | 6560 |
| 26 | 17282 |
| 27 | 19340 |
| 28 | 19634 |
| 29 | 19676 |
| 30 | 19682 |
| 31 | 42242 |
| 32 | 56648 |
| 33 | 58706 |
| 34 | 59000 |
| 35 | 59042 |
| 36 | 59048 |
| 37 | 59498 |
| 38 | 160340 |
| 39 | 174746 |
| 40 | 176804 |
| 41 | 177098 |
| 42 | 177140 |
| 43 | 177146 |
[0,2,8,20,26,32,74,80,194,236,242,386,680,722,728, 1844,2138,2180,2186,2876,4160,6218,6512,6554,6560, 17282,19340,19634,19676,19682,42242,56648,58706, 59000,59042,59048,59498,160340,174746,176804, 177098,177140,177146] |