Binomial transform of A014217.

Terms

a(0) =1a(1) =2a(2) =5a(3) =14a(4) =39a(5) =107a(6) =290a(7) =779a(8) =2079a(9) =5522a(10) =14615a(11) =38579a(12) =101634a(13) =267347a(14) =702455a(15) =1844114a(16) =4838079a(17) =12686507a(18) =33254210a(19) =87141659a(20) =228301839a(21) =598026002a(22) =1566300455a(23) =4101923939a(24) =10741568514a(25) =28126975907a(26) =73647747815a(27) =192833044754a(28) =504884940879