OFFSET
1,1
EXAMPLE
59 is in the sequence because the palindromes between 29 and 59 are 33,44,55 and 59-55 = 4, 59-44 = 15, 59-33 = 26, all composite.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Jason Earls, Sep 11 2002
STATUS
approved