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A074116 as a simple table
| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 64 |
| 3 | 512 |
| 4 | 8192 |
| 5 | 65536 |
| 6 | 524288 |
| 7 | 8388608 |
| 8 | 67108864 |
| 9 | 536870912 |
| 10 | 8589934592 |
| 11 | 68719476736 |
| 12 | 549755813888 |
| 13 | 8796093022208 |
| 14 | 70368744177664 |
| 15 | 562949953421312 |
| 16 | 9007199254740992 |
| 17 | 72057594037927936 |
| 18 | 576460752303423488 |
| 19 | 9223372036854775808 |
| 20 | 73786976294838206464 |
| 21 | 590295810358705651712 |
[8,64,512,8192,65536,524288,8388608,67108864, 536870912,8589934592,68719476736,549755813888, 8796093022208,70368744177664,562949953421312, 9007199254740992,72057594037927936, 576460752303423488,9223372036854775808, 73786976294838206464,590295810358705651712] |