Antidiagonal sums of triangle A086614.

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =17a(5) =38a(6) =89a(7) =216a(8) =539a(9) =1374a(10) =3562a(11) =9360a(12) =24871a(13) =66706a(14) =180340a(15) =490912a(16) =1344379a(17) =3701158a(18) =10237540a(19) =28436824a(20) =79288843a(21) =221836402a(22) =622599625a(23) =1752360040a(24) =4945087837a(25) =13988490338a(26) =39658308814a(27) =112666081616