Third row of number array A083075.

Terms

a(0) =1a(1) =5a(2) =33a(3) =229a(4) =1601a(5) =11205a(6) =78433a(7) =549029a(8) =3843201a(9) =26902405a(10) =188316833a(11) =1318217829a(12) =9227524801a(13) =64592673605a(14) =452148715233