Primitive terms of A388271.

Terms

a(0) =6a(1) =20a(2) =28a(3) =104a(4) =272a(5) =304a(6) =464a(7) =496a(8) =650a(9) =1184a(10) =1952a(11) =2624a(12) =3392a(13) =4288a(14) =6464a(15) =7232a(16) =8128a(17) =8228a(18) =9344a(19) =11492a(20) =13952a(21) =19845a(22) =20224a(23) =22784a(24) =23168a(25) =24704a(26) =29312a(27) =30848a(28) =35072a(29) =38656