a(n) = A033879(A276086(n)).

Terms

a(0) =1a(1) =1a(2) =2a(3) =0a(4) =5a(5) =-3a(6) =4a(7) =2a(8) =6a(9) =-12a(10) =12a(11) =-54a(12) =19a(13) =7a(14) =26a(15) =-72a(16) =47a(17) =-309a(18) =94a(19) =32a(20) =126a(21) =-372a(22) =222a(23) =-1584a(24) =469a(25) =157a(26) =626a(27) =-1872a(28) =1097a(29) =-7959