OFFSET
1,2
COMMENTS
This sequence is a subsequence of A100306, Numbers for which the values of the Moebius function and the Mertens function agree.
LINKS
Donovan Johnson, Table of n, a(n) for n = 1..10000
PrimeFan, Esoteric Integer Sequences
MATHEMATICA
(* If not already defined *) If[Names["Mertens"] == {}, Mertens[x_] := Plus @@ MoebiusMu[Range[1, x]]]; Select[Range[2500], MoebiusMu[ # ] == 1 && Mertens[ # ] == 1 &]
CROSSREFS
KEYWORD
nonn
AUTHOR
Alonso del Arte, Jan 03 2005
EXTENSIONS
Offset corrected by Donovan Johnson, Jun 19 2012
STATUS
approved