Number of partitions of n avoiding any 3-term arithmetic progression.

Terms

a(0) =1a(1) =1a(2) =2a(3) =2a(4) =4a(5) =5a(6) =6a(7) =8a(8) =12a(9) =12a(10) =19a(11) =23a(12) =27a(13) =34a(14) =43a(15) =49a(16) =62a(17) =74a(18) =88a(19) =104a(20) =127a(21) =145a(22) =176a(23) =199a(24) =239a(25) =272a(26) =324a(27) =378a(28) =430a(29) =490