a(n) = A000203(n) * A024916(n).

Terms

a(0) =1a(1) =12a(2) =32a(3) =105a(4) =126a(5) =396a(6) =328a(7) =840a(8) =897a(9) =1566a(10) =1188a(11) =3556a(12) =1974a(13) =3960a(14) =4536a(15) =6820a(16) =4284a(17) =10803a(18) =5940a(19) =14238a(20) =11872a(21) =14652a(22) =10344a(23) =29460a(24) =16182a(25) =23688a(26) =24160a(27) =36960a(28) =20700a(29) =54864