Number of integer partitions of n into three or more parts or into two equal parts.

Terms

a(0) =0a(1) =0a(2) =1a(3) =1a(4) =3a(5) =4a(6) =8a(7) =11a(8) =18a(9) =25a(10) =37a(11) =50a(12) =71a(13) =94a(14) =128a(15) =168a(16) =223a(17) =288a(18) =376a(19) =480a(20) =617a(21) =781a(22) =991a(23) =1243a(24) =1563a(25) =1945a(26) =2423a(27) =2996a(28) =3704a(29) =4550