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%I #8 May 26 2017 14:55:49
%S 0,1,2,3,4,5,6,7,8,10,9,11,13,12,14,15,16,18,17,19,20,22,21,26,27,25,
%T 24,23,29,28,33,35,36,30,34,32,31,38,37,39,41,40,42,43,47,49,50,44,48,
%U 46,45,51,52,53,55,54,60,61,63,64,56,57,62,59,58,73,74,76,77,78,72,75
%N Permutation A069767 applied four times or permutation A073290 applied twice.
%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%F a(n) = A069767(A069767(A069767(A069767(n)))) = A073290(A073290(n)).
%Y Inverse permutation: A073295. Cf. A073290-A073299. Occurs in A073200 as row 142647371.
%K nonn
%O 0,3
%A _Antti Karttunen_, Jun 25 2002
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