Antidiagonal sums of table A125790.

Terms

a(0) =1a(1) =2a(2) =4a(3) =9a(4) =25a(5) =94a(6) =520a(7) =4521a(8) =64793a(9) =1581010a(10) =67106004a(11) =5029631745a(12) =673439168257