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

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =7a(7) =9a(8) =11a(9) =15a(10) =17a(11) =23a(12) =28a(13) =33a(14) =42a(15) =49a(16) =61a(17) =73a(18) =85a(19) =104a(20) =120a(21) =145a(22) =169a(23) =197a(24) =234a(25) =268a(26) =316a(27) =366a(28) =420a(29) =491