Integers that can be expressed as the sum of 2 double factorials.

Terms

a(0) =2a(1) =3a(2) =4a(3) =5a(4) =6a(5) =9a(6) =10a(7) =11a(8) =16a(9) =17a(10) =18a(11) =23a(12) =30a(13) =49a(14) =50a(15) =51a(16) =56a(17) =63a(18) =96a(19) =106a(20) =107a(21) =108a(22) =113a(23) =120a(24) =153a(25) =210a(26) =385a(27) =386a(28) =387a(29) =392