The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 256 |
| 3 | 4096 |
| 4 | 45792 |
| 5 | 1048576 |
| 6 | 16777216 |
| 7 | 268435456 |
| 8 | 4294967296 |
| 9 | 68476059648 |
| 10 | 1099511627776 |
| 11 | 17592186044416 |
| 12 | 281474976710656 |
| 13 | 4503599627370496 |
| 14 | 72056280260730880 |
| 15 | 1152921504606846976 |
| 16 | 18446744073709551616 |
[16,256,4096,45792,1048576,16777216,268435456, 4294967296,68476059648,1099511627776, 17592186044416,281474976710656,4503599627370496, 72056280260730880,1152921504606846976, 18446744073709551616] |