OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
EXAMPLE
946 is in the sequence because prime(946) = 7477 has three identical digits.
MATHEMATICA
Select[Range[1300], Max[DigitCount[Prime[#]]]>2&] (* Harvey P. Dale, Mar 08 2013 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Juri-Stepan Gerasimov, Jan 24 2009
EXTENSIONS
Edited by N. J. A. Sloane, Jan 30 2009
Definition corrected, 859, 946, 962, 979 inserted by R. J. Mathar, May 15 2010
STATUS
approved