%I
%S 5,10,15,21,1,26,31,36,42,2,47,52,57,63,3,68,73,78,84,89,4,94,100,105,
%T 110,6,115,121,126,131,7,136,142,147,152,8,157,163,168,173,178,9,184,
%U 189,194,200,11,205,210,215,221,12,226,231,236,242,13,247,252,257,263
%N Selfinverse integer permutation induced by Beatty sequences for CC and Cc/(Cc1) with Cc = 1.234567891011121314... = 10*(Champernowne constant).
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/ChampernowneConstant.html">Champernowne Constant</a>
%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%H <a href="/index/Be#Beatty">Index entries for sequences related to Beatty sequences</a>
%F a(A115180(n)) = A115181(n) and a(A115181(n)) = A115180(n).
%Y Cf. A033307.
%K nonn
%O 1,1
%A _Reinhard Zumkeller_, Jan 15 2006
