Distinct elements in the even-Pascal triangle A028326.

Terms

a(0) =2a(1) =4a(2) =6a(3) =8a(4) =12a(5) =10a(6) =20a(7) =30a(8) =40a(9) =14a(10) =42a(11) =70a(12) =16a(13) =56a(14) =112a(15) =140a(16) =18a(17) =72a(18) =168a(19) =252a(20) =90a(21) =240a(22) =420a(23) =504a(24) =22a(25) =110a(26) =330a(27) =660a(28) =924a(29) =24