Number of partitions of n in which no parts are multiples of 3.

Terms

a(0) =1a(1) =1a(2) =2a(3) =2a(4) =4a(5) =5a(6) =7a(7) =9a(8) =13a(9) =16a(10) =22a(11) =27a(12) =36a(13) =44a(14) =57a(15) =70a(16) =89a(17) =108a(18) =135a(19) =163a(20) =202a(21) =243a(22) =297a(23) =355a(24) =431a(25) =513a(26) =617a(27) =731a(28) =874a(29) =1031