Smallest n such that the least witness function W(n) = m, as m runs through the values in A089105.
9, 2047, 1373653, 134670080641, 25326001, 307768373641, 3215031751
2 seqfan posts
Fri Sep 24 08:13:15 CEST 2010 [seqfan] Re: Range of the least witness function W(n)