Triangle of number of linear [ n,k ] GF(4) codes (n >= 1, k >= 1) without 0 columns.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =1a(7) =4a(8) =3a(9) =1a(10) =1a(11) =6a(12) =9a(13) =4a(14) =1a(15) =1a(16) =9a(17) =24a(18) =17a(19) =5a(20) =1a(21) =1a(22) =12a(23) =55a(24) =70a(25) =28a(26) =6a(27) =1a(28) =1a(29) =17