The orders of 4-transitive permutation groups.

Terms

a(0) =24a(1) =120a(2) =360a(3) =720a(4) =2520a(5) =5040a(6) =7920a(7) =20160a(8) =40320a(9) =95040a(10) =181440a(11) =362880a(12) =1814400a(13) =3628800a(14) =10200960a(15) =19958400a(16) =39916800a(17) =239500800a(18) =244823040a(19) =479001600a(20) =3113510400a(21) =6227020800a(22) =43589145600a(23) =87178291200a(24) =653837184000