Maximal order of element of alternating group A_{2n+1}.

Terms

a(0) =1a(1) =3a(2) =5a(3) =7a(4) =15a(5) =21a(6) =35a(7) =105a(8) =105a(9) =210a(10) =420a(11) =420a(12) =840a(13) =1260a(14) =1540a(15) =2520a(16) =4620a(17) =5460a(18) =9240a(19) =15015a(20) =16380a(21) =30030a(22) =60060a(23) =60060a(24) =120120a(25) =180180a(26) =180180a(27) =360360a(28) =360360a(29) =471240