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A214556 Subsequence of fixed points A099009 of the Kaprekar mapping with numbers of the form 6//3(n)//17//6(n)//4. 6

%I #20 Jul 23 2012 15:31:55

%S 6174,631764,63317664,6333176664,633331766664,63333317666664,

%T 6333333176666664,633333331766666664,63333333317666666664,

%U 6333333333176666666664,633333333331766666666664

%N Subsequence of fixed points A099009 of the Kaprekar mapping with numbers of the form 6//3(n)//17//6(n)//4.

%C The symbols // denote concatenation of digits in the definition, and d(n) denotes n repetitions of d, n >= 0.

%H Syed Iddi Hasan, <a href="/A214556/b214556.txt">Table of n, a(n) for n = 0..248</a>

%F If d(n) denotes n repetitions of the digit d, then a(n) = 63(n)176(n)4, where n >= 0.

%e 631764 is a fixed point of the mapping for n=1.

%Y Cf. A214555-A214559.

%K nonn,base

%O 0,1

%A _Syed Iddi Hasan_, Jul 20 2012

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Last modified April 24 10:11 EDT 2024. Contains 371935 sequences. (Running on oeis4.)