1,3
The number 127 is a Mersenne prime: A000668.
1.038879995457...
Cf. A000668, A011450.
Adjacent sequences: A131593 A131594 A131595 this_sequence A131597 A131598 A131599
Sequence in context: A019744 A102639 A118817 this_sequence A140975 A065481 A032538
cons,easy,nonn
Omar E. Pol (info(AT)polprimos.com), Aug 30 2007
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