OFFSET
1,2
EXAMPLE
3 is followed by 7 because 3*4+1, 3*5+1 and 3*6+1 aren't palindromes, but 3*7+1 = 22 is.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Apr 02 2003
EXTENSIONS
More terms from David Wasserman, Jul 16 2004
STATUS
approved