Least k such that k has more periodic partitions than does any j less than k (cf. A024994).

Terms

a(0) =4a(1) =6a(2) =10a(3) =12a(4) =18a(5) =20a(6) =24a(7) =30a(8) =36a(9) =40a(10) =42a(11) =48a(12) =52a(13) =54a(14) =56a(15) =60a(16) =64a(17) =66a(18) =70a(19) =72a(20) =76a(21) =78a(22) =80a(23) =82a(24) =84a(25) =88a(26) =90a(27) =94a(28) =96a(29) =100