Inverse Möbius transform of A003959.

Terms

a(0) =1a(1) =4a(2) =5a(3) =13a(4) =7a(5) =20a(6) =9a(7) =40a(8) =21a(9) =28a(10) =13a(11) =65a(12) =15a(13) =36a(14) =35a(15) =121a(16) =19a(17) =84a(18) =21a(19) =91a(20) =45a(21) =52a(22) =25a(23) =200a(24) =43a(25) =60a(26) =85a(27) =117a(28) =31a(29) =140