Number of partitions of 3n+1 into parts >= 3.

Terms

a(0) =0a(1) =1a(2) =2a(3) =5a(4) =10a(5) =21a(6) =39a(7) =73a(8) =130a(9) =230a(10) =391a(11) =660a(12) =1087a(13) =1775a(14) =2842a(15) =4510a(16) =7056a(17) =10945a(18) =16779a(19) =25519a(20) =38438a(21) =57480a(22) =85241a(23) =125577a(24) =183669a(25) =267016a(26) =385714a(27) =554102a(28) =791483a(29) =1124831