511758
domain: N
Appears in sequences
- Number of distinct minimal unary DFA's with exactly n states.at n=15A059412
- a(n) = 6^n mod n^6.at n=8A066610
- Let u(1)=u(2)=u(3)=1, u(n+3)=(n*u(n)+(n+1)*u(n+1)+(n+2)*u(n+2))/(n+3); sequence gives values of n such that u(n) is an integer.at n=19A075770
- a(n) = n^4 - n^3.at n=27A085537
- a(n) = n*(n + 1)^3.at n=26A085540
- a(n) = A081038(n) + A077616(n).at n=8A094951
- Expansion of x(3-x^2)/(1-3x).at n=12A114982
- a(n) = n*(n-1)*A056219(n+1).at n=25A166870
- Monotonic ordering of nonnegative differences 9^i-3^j, for 40>= i>=0, j>=0.at n=33A192158
- a(n) = Sum_{k=0..3^(n-1)} gcd(k,3^(n-1)) for n > 0 and a(0) = 1.at n=11A199923
- Numbers k such that k, A001414(k) and A083345(k) are all multiples of 3, where A001414 is fully additive with a(p) = p, and A083345 is the numerator of the fully additive function with a(p) = 1/p.at n=4A373476