Sum of n-th row of triangle in A079784.

Terms

a(0) =2a(1) =9a(2) =30a(3) =38a(4) =285a(5) =339a(6) =2912a(7) =6684a(8) =22635a(9) =25145a(10) =304854a(11) =332562a(12) =4684589a(13) =5044935a(14) =5405280a(15) =11531384a(16) =208287927a(17) =220540149a(18) =4423058450a(19) =4655850990a(20) =4888643529a(21) =5121436067a(22) =123147263964a(23) =128501492820a(24) =669278609675a(25) =696049754049