129140163

Appears in sequences

• Largest order of automorphism group of a tournament with n nodes.at n=35A000198
• Largest order of automorphism group of a tournament with n nodes.at n=37A000198
• Largest order of automorphism group of a tournament with n nodes.at n=36A000198
• Powers of 3: a(n) = 3^n.at n=17A000244
• Expansion of bracket function.at n=33A000748
• 17th powers: a(n) = n^17.at n=3A010805
• a(n) = 3^(2*n+1).at n=8A013708
• a(n) = 3^(3n+2).at n=5A013733
• a(n) = 3^(4*n + 1).at n=4A013778
• a(n) = 3^(5*n + 2).at n=3A013827
• Denominator of sum of -17th powers of divisors of n.at n=2A017698
• Powers of sqrt(3) rounded to nearest integer.at n=34A017914
• Smallest power of 3 that begins with n.at n=11A018857
• a(n) = Sum_{k=0..2n} (k+1) * A026323(n, 2n-k).at n=16A027313
• a(n+1) = smallest number not containing any digits of a(n), working in base 3.at n=35A030439
• Smallest number > 1 equal to sum of n-th powers of its base-9 digits, or 0 if no such number exists (written in base 10).at n=16A033841
• a(2n) = 3^n, a(2n+1) = 2*3^n.at n=34A038754
• Earliest sequence where a(a(n))=3^n.at n=17A038756
• Numbers of form 3^k (values of k see A050724) containing no pair of consecutive equal digits (probably finite).at n=15A050733
• Expansion of g.f. (2-3*x-x^2)/((1-x^2)*(1-3*x)).at n=17A052929