

A069746


Fourdigit numbers that do not resolve to 6174 under the Kaprekar map (see A151949).


8



1000, 1011, 1101, 1110, 1111, 1112, 1121, 1211, 1222, 2111, 2122, 2212, 2221, 2222, 2223, 2232, 2322, 2333, 3222, 3233, 3323, 3332, 3333, 3334, 3343, 3433, 3444, 4333, 4344, 4434, 4443, 4444, 4445, 4454, 4544, 4555, 5444, 5455, 5545, 5554, 5555, 5556
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OFFSET

1,1


COMMENTS

Dinesh Thakur (email, Mar 01 2015) points out that Kaprekar himself would pad numbers with fewer than four digits by adding initial zeros, so that for him the only fourdigit exceptions are those with all four digits equal.  N. J. A. Sloane, Mar 01 2015


LINKS

Joseph Myers, Table of n, a(n) for n=1..77 (the full list)
Index entries for the Kaprekar map


CROSSREFS

Cf. A151949.
Sequence in context: A169734 A213317 A281150 * A291346 A191753 A033830
Adjacent sequences: A069743 A069744 A069745 * A069747 A069748 A069749


KEYWORD

fini,full,nonn,base


AUTHOR

Harvey P. Dale, Apr 22 2002


EXTENSIONS

There are precisely 77 such numbers.


STATUS

approved



