Number of numbers with sum of digits n in fractional base 4/3.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =1a(5) =2a(6) =4a(7) =3a(8) =5a(9) =6a(10) =7a(11) =14a(12) =13a(13) =15a(14) =19a(15) =19a(16) =30a(17) =39a(18) =45a(19) =56a(20) =65a(21) =75a(22) =95a(23) =124a(24) =140a(25) =174a(26) =216a(27) =268a(28) =338a(29) =417