%I
%S 1,1,2,6,12,72,480,864,9600,108000,312000,4795200,46293120,241056000,
%T 4759413120,94182359040,478511953920,4873965022080,122634632171520,
%U 799554193966080,23063946114908160,664424069072117760,3198456730188840960,108184656752428032000,2657146152621477888000,22850984107452933734400,863305241854715928576000,15282315334192501724774400,151673086024479840160972800
%N Number of ways to arrange the numbers (1,3,5,7,9,...,2n1) in a circle such that every two adjacent numbers are relatively prime.
%C Odd analog of A086595.
%Y Cf. A076220, A086595, A102381, A107761, A107762.
%K nonn
%O 1,3
%A _Ray Chandler_, Jun 11 2005
%E More terms from _Max Alekseyev_, Jun 11 2005
%E a(23)a(29) from _Max Alekseyev_, Jul 08 2014
