OFFSET
1,2
LINKS
Max Alekseyev, Table of n, a(n) for n = 1..790 (all terms below 10^14)
MATHEMATICA
Select[Range[1, 510000001, 2], PowerMod[2, #, #]==16&] (* Harvey P. Dale, Dec 11 2010 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Joe K. Crump (joecr(AT)carolina.rr.com)
EXTENSIONS
Edited and terms 1,7 prepended by Max Alekseyev, Aug 09 2012
STATUS
approved