The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 15 |
| 3 | 16 |
| 4 | 24 |
| 5 | 56 |
| 6 | 134217784 |
| 7 | 134217785 |
| 8 | 134479929 |
| 9 | 134479961 |
| 10 | 134480473 |
| 11 | 134481497 |
| 12 | 134872122 |
| 13 | 522292611 |
| 14 | 522292611 |
| 15 | 522554755 |
| 16 | 522554880 |
| 17 | 522554884 |
| 18 | 522554911 |
| 19 | 522945536 |
| 20 | 522945617 |
[8,15,16,24,56,134217784,134217785,134479929, 134479961,134480473,134481497,134872122,522292611, 522292611,522554755,522554880,522554884,522554911, 522945536,522945617] |