Row sums of triangle A099575.

Terms

a(0) =1a(1) =2a(2) =6a(3) =12a(4) =35a(5) =72a(6) =210a(7) =440a(8) =1287a(9) =2730a(10) =8008a(11) =17136a(12) =50388a(13) =108528a(14) =319770a(15) =692208a(16) =2042975a(17) =4440150a(18) =13123110a(19) =28614300a(20) =84672315a(21) =185122080a(22) =548354040a(23) =1201610592a(24) =3562467300a(25) =7821594872a(26) =23206929840a(27) =51037462560a(28) =151532656696a(29) =333742669920