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A057612 formatted as a simple table:

n a(n)
1 3
2 7
3 31
4 127
5 8191
6 131071
7 524287
8 8388607

[3,7,31,127,8191,131071,524287,8388607]

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


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