(Terms in A029625)/2.

Terms

a(0) =4a(1) =7a(2) =13a(3) =12a(4) =20a(5) =25a(6) =10a(7) =45a(8) =24a(9) =13a(10) =50a(11) =112a(12) =161a(13) =154a(14) =98a(15) =40a(16) =63a(17) =162a(18) =273a(19) =315a(20) =252a(21) =138a(22) =16a(23) =225a(24) =435a(25) =588a(26) =567a(27) =390a(28) =60a(29) =660