Number of 6's in all partitions of n.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =1a(7) =2a(8) =3a(9) =5a(10) =7a(11) =12a(12) =16a(13) =24a(14) =33a(15) =47a(16) =63a(17) =89a(18) =117a(19) =159a(20) =209a(21) =278a(22) =360a(23) =474a(24) =607a(25) =786a(26) =1001a(27) =1280a(28) =1615a(29) =2049