Row sums of triangle A076732.

Terms

a(0) =1a(1) =1a(2) =6a(3) =22a(4) =117a(5) =705a(6) =4972a(7) =39916a(8) =360105a(9) =3606865a(10) =39721266a(11) =477061026a(12) =6205806061a(13) =86925018817