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Permutation of nonnegative integers: a(0) = 0, a(n) = 1 + A268824(A268718(n)-1).
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%I #5 Feb 17 2016 17:24:06

%S 0,1,3,2,6,7,4,5,18,19,16,17,10,11,8,9,26,27,24,25,34,35,32,33,14,15,

%T 12,13,30,31,28,29,42,43,40,41,50,51,48,49,62,63,60,61,46,47,44,45,22,

%U 23,20,21,54,55,52,53,66,67,64,65,58,59,56,57,74,75,72,73,82,83,80,81,94,95,92,93,78,79,76,77,118,119,116,117,86,87

%N Permutation of nonnegative integers: a(0) = 0, a(n) = 1 + A268824(A268718(n)-1).

%C The "fourth shifted power" of permutation A268718.

%H Antti Karttunen, <a href="/A268826/b268826.txt">Table of n, a(n) for n = 0..8191</a>

%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>

%F a(0) = 0, and for n >= 1, a(n) = 1 + A268824(A268718(n)-1).

%o (Scheme) (define (A268826 n) (if (zero? n) n (+ 1 (A268824 (+ -1 (A268718 n))))))

%Y Inverse: A268825.

%Y Cf. A268718, A268824, A268828.

%Y Row 4 of array A268830.

%K nonn

%O 0,3

%A _Antti Karttunen_, Feb 14 2016