Euler transform of A141199.

Terms

a(0) =1a(1) =4a(2) =11a(3) =34a(4) =93a(5) =269a(6) =735a(7) =2037a(8) =5515a(9) =14912a(10) =39828a(11) =105931a(12) =279408a(13) =733409a(14) =1913349a(15) =4968092a(16) =12835746a(17) =33020764a(18) =84586922a(19) =215844162a(20) =548725545a(21) =1390140594a(22) =3510064528a(23) =8834980324a(24) =22171254453a(25) =55479601543a(26) =138448505906a(27) =344594242788a(28) =855538158016