OFFSET
1,1
LINKS
L. Stevens, Prime ensembles
EXAMPLE
67 is in the sequence because (1) it is a prime soloist and (2) the sum of its digits 6+7=13 is another prime soloist ( see A119889)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Luc Stevens (lms022(AT)yahoo.com), May 28 2006
STATUS
approved