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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 8 |
| 2 | 128 |
| 3 | 1024 |
| 4 | 32768 |
| 5 | 262144 |
| 6 | 4194304 |
| 7 | 33554432 |
| 8 | 2147483648 |
| 9 | 17179869184 |
| 10 | 274877906944 |
| 11 | 2199023255552 |
| 12 | 70368744177664 |
| 13 | 562949953421312 |
| 14 | 9007199254740992 |
| 15 | 72057594037927936 |
| 16 | 9223372036854775808 |
| 17 | 73786976294838206464 |
| 18 | 1180591620717411303424 |
| 19 | 9444732965739290427392 |
[1,8,128,1024,32768,262144,4194304,33554432, 2147483648,17179869184,274877906944,2199023255552, 70368744177664,562949953421312,9007199254740992, 72057594037927936,9223372036854775808, 73786976294838206464,1180591620717411303424, 9444732965739290427392] |