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| n | a(n) |
|---|---|
| 1 | 1024 |
| 2 | 2048 |
| 3 | 4096 |
| 4 | 131072 |
| 5 | 1048576 |
| 6 | 2097152 |
| 7 | 4194304 |
| 8 | 8388608 |
| 9 | 67108864 |
| 10 | 536870912 |
| 11 | 1073741824 |
| 12 | 274877906944 |
| 13 | 1099511627776 |
| 14 | 2199023255552 |
| 15 | 4398046511104 |
| 16 | 8796093022208 |
| 17 | 17592186044416 |
| 18 | 35184372088832 |
| 19 | 70368744177664 |
| 20 | 140737488355328 |
| 21 | 281474976710656 |
| 22 | 1125899906842624 |
[1024,2048,4096,131072,1048576,2097152,4194304, 8388608,67108864,536870912,1073741824, 274877906944,1099511627776,2199023255552, 4398046511104,8796093022208,17592186044416, 35184372088832,70368744177664,140737488355328, 281474976710656,1125899906842624] |