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%I #9 Aug 27 2020 06:03:31
%S 0,7,2,3,4,5,6,1,8,69,64,71,66,67,68,63,70,65,18,25,20,21,22,23,24,19,
%T 26,29,34,27,32,31,30,35,28,33,44,37,42,41,40,39,38,43,36,47,52,45,50,
%U 49,48,53,46,51,54,61,56,57,58,59,60,55,62,15,10,17,12,13,14,9,16,11
%N Self-inverse permutation of integers: A163327-conjugate of A163332.
%C The integers [0,(9^k)-1] are confined to range [0,(9^k)-1].
%H A. Karttunen, <a href="/A163333/b163333.txt">Table of n, a(n) for n = 0..6560</a>
%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%Y a(n) = A163327(A163332(A163327(n))). A163334 & A163336 give two variants of the Peano curve in an N x N grid. Cf. also A163355.
%K nonn
%O 0,2
%A _Antti Karttunen_, Jul 29 2009
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