Convolution inverse of A143348.

Terms

a(0) =1a(1) =3a(2) =5a(3) =10a(4) =25a(5) =64a(6) =160a(7) =390a(8) =940a(9) =2270a(10) =5515a(11) =13440a(12) =32735a(13) =79610a(14) =193480a(15) =470306a(16) =1143585a(17) =2781070a(18) =6762990a(19) =16445100a(20) =39987325a(21) =97232450a(22) =236432060a(23) =574915770a(24) =1397981470a(25) =3399360474a(26) =8265943685a(27) =20099618590a(28) =48874630750