Smaller of Smith brothers.

Terms

a(0) =728a(1) =2964a(2) =3864a(3) =4959a(4) =5935a(5) =6187a(6) =9386a(7) =9633a(8) =11695a(9) =13764a(10) =16536a(11) =16591a(12) =20784a(13) =25428a(14) =28808a(15) =29623a(16) =32696a(17) =33632a(18) =35805a(19) =39585a(20) =43736a(21) =44733a(22) =49027a(23) =55344a(24) =56336a(25) =57663a(26) =58305a(27) =62634a(28) =65912a(29) =65974