Number of strings of length n over a 9-letter alphabet that do not begin with a palindrome.
A252702
Number of strings of length n over a 9-letter alphabet that do not begin with a palindrome.
Terms
- a(0) =0a(1) =9a(2) =72a(3) =576a(4) =5112a(5) =45432a(6) =408312a(7) =3669696a(8) =33022152a(9) =297153936a(10) =2674339992a(11) =24068651616a(12) =216617456232
External references
- oeis: A252702