Number of partitions of n into distinct parts, none being 5.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =2a(5) =2a(6) =3a(7) =4a(8) =4a(9) =6a(10) =8a(11) =9a(12) =11a(13) =14a(14) =16a(15) =19a(16) =23a(17) =27a(18) =32a(19) =38a(20) =45a(21) =53a(22) =62a(23) =72a(24) =84a(25) =97a(26) =112a(27) =130a(28) =150a(29) =172