Binomial transform of A083580.

Terms

a(0) =0a(1) =1a(2) =5a(3) =22a(4) =96a(5) =419a(6) =1819a(7) =7824a(8) =33302a(9) =140317a(10) =585873a(11) =2427146a(12) =9989068a(13) =40886295a(14) =166600967a(15) =676368388a(16) =2737758594a(17) =11055063953a(18) =44553867901a(19) =179280877950a(20) =720513441080