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%I #7 Dec 13 2015 07:50:18
%S 0,1,2,3,4,5,9,10,8,6,7,11,12,13,29,45,16,17,33,49,20,21,37,41,36,25,
%T 26,42,40,14,30,46,32,18,34,50,24,22,38,39,28,23,27,43,44,15,31,47,48,
%U 19,35,51,52,77,141,157,116,93,109,173,180,61,125,189,64,65,129,193,68,81,145,161,132,97,113,177,196,53,117,181,80,69
%N Self-inverse permutation of nonnegative integers: a(n) = A264994(5*n)/5.
%H Antti Karttunen, <a href="/A265335/b265335.txt">Table of n, a(n) for n = 0..13107</a>
%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%F a(n) = A264994(5*n)/5.
%o (define (A265335 n) (/ (A264994 (* 5 n)) 5))
%Y Cf. A264994, A264993.
%K nonn,base
%O 0,3
%A _Antti Karttunen_, Dec 07 2015