Number of partitions of n into parts 6k+1 or 6k+2.

Terms

a(0) =1a(1) =2a(2) =2a(3) =3a(4) =3a(5) =4a(6) =5a(7) =7a(8) =8a(9) =10a(10) =11a(11) =13a(12) =15a(13) =19a(14) =22a(15) =27a(16) =30a(17) =35a(18) =39a(19) =46a(20) =53a(21) =62a(22) =70a(23) =80a(24) =89a(25) =102a(26) =115a(27) =133a(28) =149a(29) =169