Number of partitions of n into parts 5k or 5k+4.

Terms

a(0) =0a(1) =0a(2) =0a(3) =1a(4) =1a(5) =0a(6) =0a(7) =1a(8) =2a(9) =2a(10) =0a(11) =1a(12) =2a(13) =4a(14) =3a(15) =1a(16) =2a(17) =5a(18) =7a(19) =6a(20) =2a(21) =5a(22) =9a(23) =13a(24) =9a(25) =5a(26) =10a(27) =18a(28) =21a(29) =16