Row sums of triangle A132623.

Terms

a(0) =1a(1) =3a(2) =8a(3) =29a(4) =157a(5) =1144a(6) =10187a(7) =105600a(8) =1241794a(9) =16287457a(10) =235308853a(11) =3708090433a(12) =63234233743