110 people attended OEIS-50 (videos, suggestions); annual fundraising drive to start soon (donate); editors, please edit! (stack is over 300), your editing is more valuable than any donation.
Table of n, a(n) for n=1..103.
Cf. A157892 Values of k in A080075.
A080075 Proth numbers: of the form k*2^m + 1 for k odd, m >= 1 and 2^m > k.
Sequence in context: A139094 A159081 A141285 * A199474 A246694 A054384
Adjacent sequences: A157890 A157891 A157892 * A157894 A157895 A157896
Zak Seidov, Mar 08 2009