Row sums of number triangle A124790.

Terms

a(0) =1a(1) =1a(2) =1a(3) =3a(4) =5a(5) =13a(6) =29a(7) =73a(8) =181a(9) =465a(10) =1205a(11) =3171a(12) =8425a(13) =22597a(14) =61073a(15) =166195a(16) =454949a(17) =1251985a(18) =3461573a(19) =9611191a(20) =26787377a(21) =74916661a(22) =210178457a(23) =591347989a(24) =1668172841a(25) =4717282753a(26) =13369522249a(27) =37970114703a(28) =108045430901