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Permutation of natural numbers: a(n) = A246262(A064216((2*n)-1)).
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%I #7 Aug 22 2014 16:49:51

%S 1,2,3,6,8,5,4,11,9,15,20,7,12,26,17,32,16,21,35,18,10,22,39,31,42,47,

%T 14,53,55,25,28,13,38,40,67,41,34,72,29,81,46,24,62,87,52,93,45,23,96,

%U 98,63,57,60,70,77,75,19,111,112,78,116,36,85,69,121,44,74,127,56,131,135,50,89,137,30

%N Permutation of natural numbers: a(n) = A246262(A064216((2*n)-1)).

%C This permutation is induced when A064216 is restricted to odd numbers (equally, when A064989 is restricted to the numbers of form 4k+1) and the resulting numbers are "ranked" with A246262.

%H Antti Karttunen, <a href="/A246266/b246266.txt">Table of n, a(n) for n = 1..10001</a>

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

%F a(n) = A246262(A064216((2*n)-1)).

%F a(n) = A246262(A064989((4*n)-3)).

%o (Scheme) (define (A246266 n) (A246262 (A064216 (+ -1 n n))))

%Y Inverse: A246265.

%Y Cf. also A064216, A064989, A246262, A246268.

%K nonn

%O 1,2

%A _Antti Karttunen_, Aug 21 2014