Largest denominator of greedy Egyptian fraction sum for M/N.

Terms

a(0) =2a(1) =6a(2) =4a(3) =20a(4) =6a(5) =231a(6) =24a(7) =45a(8) =20a(9) =4070a(10) =12a(11) =2145a(12) =231a(13) =120a(14) =240a(15) =3039345a(16) =45a(17) =2359420a(18) =180a(19) =1428a(20) =4070a(21) =1019084a(22) =120a(23) =53307975a(24) =2145a(25) =1350a(26) =1428a(27) =1003066152a(28) =120a(30) =16800