65303470080domain: NAppears in sequencesExpansion of (1-x)/(1-6*x).at n=14A052934Number of palindromes of length n (in base 6).at n=26A117858Number of palindromes of length n (in base 6).at n=27A117858a(n) = 6*a(n-2) for n > 2; a(1) = 1, a(2) = 5.at n=27A166023