OFFSET
1,1
COMMENTS
EXAMPLE
29 in binary is 11101. There are two substrings in this that are tied for longest palindromic substring, 111 and 101. Since 101 contains both a 0 and 1's, then 29 is in this sequence.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Leroy Quet, Oct 24 2009
EXTENSIONS
Extended by Ray Chandler, Mar 11 2010
STATUS
approved