The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #10 Mar 19 2022 00:34:23
%S 1,3,6,2,5,9,4,8,13,10,15,21,7,12,18,14,20,27,11,17,24,19,26,34,28,36,
%T 45,16,23,31,25,33,42,35,44,54,22,30,39,32,41,51,43,53,64,55,66,78,29,
%U 38,48,40,50,61,52,63,75,65,77,90,37,47,58,49,60,72,62,74,87
%N Inverse permutation to A194075; every positive integer occurs exactly once.
%t (See A194075.)
%Y Cf. A194075.
%K nonn
%O 1,2
%A _Clark Kimberling_, Aug 14 2011