Numbers k where A098550(k)/k reaches a record high.

Terms

a(0) =1a(1) =5a(2) =7a(3) =11a(4) =13a(5) =103a(6) =177a(7) =206a(8) =684a(9) =1138a(10) =1368a(11) =1817a(12) =2046a(13) =2270a(14) =2485a(15) =4959a(16) =7411a(17) =19616a(18) =22061a(19) =24482a(20) =31776a(21) =220238a(22) =314155a(23) =345422a(24) =376714a(25) =532978a(26) =1592947a(27) =3707718a(28) =4235919a(29) =4763906