Eigensequence of triangle A130534.

Terms

a(0) =1a(1) =1a(2) =2a(3) =7a(4) =36a(5) =250a(6) =2229a(7) =24656a(8) =329883a(9) =5233837a(10) =96907908a(11) =2066551242a(12) =50196458429