Number of quaternary codes (not necessarily linear) of length n with 4 words.

A034241

Number of quaternary codes (not necessarily linear) of length n with 4 words.

Terms

    a(0) =1a(1) =10a(2) =55a(3) =223a(4) =759a(5) =2309a(6) =6429a(7) =16674a(8) =40719a(9) =94344a(10) =208619a(11) =442442

External references