Number of words of length n over the alphabet [A-Z] that do not contain the string CAT.

A360509

Number of words of length n over the alphabet [A-Z] that do not contain the string CAT.

Terms

    a(0) =1a(1) =26a(2) =676a(3) =17575a(4) =456924a(5) =11879348a(6) =308845473a(7) =8029525374a(8) =208755780376

External references