Number of partitions satisfying cn(0,5) + cn(1,5) + cn(4,5) <= 1.

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =3a(5) =5a(6) =6a(7) =8a(8) =10a(9) =12a(10) =15a(11) =19a(12) =23a(13) =28a(14) =33a(15) =41a(16) =48a(17) =58a(18) =68a(19) =80a(20) =95a(21) =111a(22) =129a(23) =152a(24) =175a(25) =204a(26) =235a(27) =272a(28) =312a(29) =359