Refactorable numbers (A033950) which set a record for the gap to the next refactorable number.

Terms

a(0) =1a(1) =2a(2) =24a(3) =40a(4) =108a(5) =156a(6) =296a(7) =732a(8) =1692a(9) =31616a(10) =51608a(11) =568720a(12) =766620a(13) =6195132a(14) =6938752a(15) =17879440a(16) =18578320a(17) =35196584a(18) =228694176a(19) =475292728a(20) =589169184a(21) =1451254356a(22) =3252050592a(23) =4865544096a(24) =6328305120a(25) =8082626976a(26) =8694028264a(27) =9112984448a(28) =30328732568a(29) =46093418640