login
A303572
a(n) = palindrome arising when A228410(n+1) is formed (if there is more than one, use the smallest).
1
101, 10001, 10101, 121, 212, 1221, 12021, 20102, 10201, 12021, 232, 313, 1331, 13031, 30103, 10301, 13031, 343, 414, 1441, 14041, 40104, 14041, 14241, 2442, 12421, 12321, 2332, 13231, 13431, 3443, 13431, 13531, 535, 515, 1551, 15051, 50105, 15051, 15251, 2552, 12521
OFFSET
0,1
COMMENTS
Let A228410(n) = X, A228410(n+1) = Y. The digits of X and Y can be rearranged to form a palindrome, possibly in several ways; a(n) is the smallest such palindrome.
Numbers with an even number of digits without a digit 0 are in A113585. - David A. Corneth, Apr 28 2018
LINKS
CROSSREFS
Sequence in context: A217677 A333689 A291990 * A152756 A265172 A153500
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Apr 27 2018
EXTENSIONS
More terms by David A. Corneth, Apr 27 2018
STATUS
approved