Invitation: celebrating 50 years of OEIS, 250000 sequences, and Sloane's 75th, there will be a conference at DIMACS, Rutgers, Oct 9-10 2014.
102 is the smallest starting value which does not converge to 0.
Converges to the fixed point 495. For the list of fixed points see A099009.
Table of n, a(n) for n=1..48.
Index entries for the Kaprekar map
Cf. A099009, A151946, A151949, A151947, A151957.
Sequence in context: A145578 A006316 A053326 * A244387 A044334 A044715
Adjacent sequences: A151952 A151953 A151954 * A151956 A151957 A151958
Harvey P. Dale. Aug 18 2009