Number of partitions where no part is a multiple of 9.

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =5a(5) =7a(6) =11a(7) =15a(8) =22a(9) =29a(10) =41a(11) =54a(12) =74a(13) =96a(14) =128a(15) =165a(16) =216a(17) =275a(18) =354a(19) =447a(20) =569a(21) =712a(22) =896a(23) =1113a(24) =1388a(25) =1712a(26) =2117a(27) =2595a(28) =3186a(29) =3882