Binomial transform of A061800.

Terms

a(0) =1a(1) =1a(2) =4a(3) =14a(4) =38a(5) =92a(6) =214a(7) =490a(8) =1108a(9) =2474a(10) =5462a(11) =11948a(12) =25942a(13) =55978a(14) =120148a(15) =256682a(16) =546134a(17) =1157804a(18) =2446678a(19) =5155498a(20) =10835284a(21) =22719146a(22) =47535446a(23) =99265196a(24) =206918998a(25) =430615210a(26) =894784852a(27) =1856678570a(28) =3847574870a(29) =7963585196