Row sums of A174158.

Terms

a(0) =1a(1) =2a(2) =11a(3) =74a(4) =602a(5) =5452a(6) =53559a(7) =558602a(8) =6106034a(9) =69298580a(10) =811086718a(11) =9740402476a(12) =119550632788