Binomial transform of generalized Jacobsthal numbers A084170.

Terms

a(0) =1a(1) =3a(2) =11a(3) =37a(4) =119a(5) =373a(6) =1151a(7) =3517a(8) =10679a(9) =32293a(10) =97391a(11) =293197a(12) =881639a(13) =2649013a(14) =7955231a(15) =23882077a(16) =71678999a(17) =215102533a(18) =645438671a(19) =1936578157a(20) =5810258759a(21) =17431824853a(22) =52297571711a(23) =156896909437a(24) =470699116919