1,1

Let A303501(n) = X, A303501(n+1) = Y. The digits of X and the first digit of Y can be rearranged to form a palindrome, possibly in several ways; a(n) is the smallest such palindrome.

Jean-Marc Falcoz, Table of n, a(n) for n = 1..6625 (shortened by N. J. A. Sloane, Jan 18 2019)

Cf. A303501.

Sequence in context: A155075 A176179 A176196 * A208262 A062696 A113654

Adjacent sequences: A303567 A303568 A303569 * A303571 A303572 A303573

nonn,base

N. J. A. Sloane, Apr 26 2018

approved