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A053395 Complete list of 4-Kaprekar numbers. 7

%I

%S 1,2223,2728,4950,5050,7272,7777,9999

%N Complete list of 4-Kaprekar numbers.

%H D. E. Iannucci, <a href="http://www.cs.uwaterloo.ca/journals/JIS/index.html">The Kaprekar numbers</a>, J. Integer Sequences, Vol. 3, 2000, #1.2.

%H <a href="/index/Coi#Colombian">Index entries for Colombian or self numbers and related sequences</a>

%Y Cf. A006886, A037042, A053394, A053395, A053396, A053397.

%K nonn,fini,full,base

%O 1,2

%A _N. J. A. Sloane_, Jan 07 2000

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Last modified October 24 19:48 EDT 2014. Contains 248516 sequences.