Numbers that set records in A378181.

Terms

a(0) =1a(1) =4a(2) =6a(3) =12a(4) =24a(5) =48a(6) =60a(7) =96a(8) =120a(9) =240a(10) =420a(11) =480a(12) =840a(13) =1680a(14) =3360a(15) =6720a(16) =13440a(17) =18480a(18) =26880a(19) =36960a(20) =53760a(21) =73920a(22) =147840a(23) =295680a(24) =480480a(25) =591360a(26) =960960a(27) =1182720a(28) =1921920a(29) =3843840