Number of separable partitions of n in which the number of distinct (repeatable) parts <= 5.

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =5a(5) =6a(6) =10a(7) =14a(8) =19a(9) =26a(10) =37a(11) =49a(12) =66a(13) =87a(14) =116a(15) =152a(16) =198a(17) =254a(18) =329a(19) =422a(20) =535a(21) =676a(22) =853a(23) =1067a(24) =1329a(25) =1645a(26) =2025a(27) =2486a(28) =3027a(29) =3673