32928

Appears in sequences

• Non-seed mu-atoms of period n in Mandelbrot set.at n=31A006875
• Triangle of coefficients in expansion of (2 + 7*x)^n.at n=30A013623
• Sum of digits in n-th term of A022470.at n=34A022475
• Dirichlet convolution of b_n = 2^(n-1) with phi(n).at n=15A034738
• Triangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*2^j.at n=33A038268
• a(n) = (n+1)(n+2)^3*(n+3)^3*(n+4)(2n+5)/4320.at n=5A107942
• Expansion of x/(1 - x^2 - 2*x^5 - x^8 - x^10 - x^12).at n=35A143375
• G.f.: A(x) = exp( Sum_{n>=1} A000204(n)^n * x^n/n ), a power series in x with integer coefficients.at n=5A156216
• Totally multiplicative sequence with a(p) = 7*(p+1) for prime p.at n=41A166647
• Numbers k such that tau(phi(k)) = rad(k).at n=17A173618
• Floor(1/{(9+n^4)^(1/4)}), where {} = fractional part.at n=41A184633
• Numbers with prime factorization pq^3r^5.at n=16A190011
• Maximum value of sigma(x) * sigma(y) * sigma(z), where x + y + z = n.at n=41A211219
• n^3 + floor(n^3/2).at n=27A211786
• a(n) = 7*a(n-1) - 14*a(n-2) + 7*a(n-3) with a(0)=0, a(1)=1, a(2)=4.at n=9A215493
• Sigma(n) values in A115920.at n=24A216372
• G.f.: Sum_{n>=0} n! * (2*x)^n * Product_{k=1..n} (1 + k*x)/(1 + 2*k*x + 2*k^2*x^2).at n=7A221988
• Number of nX4 binary arrays with no two ones adjacent horizontally, diagonally or antidiagonally.at n=5A228679
• T(n,k)=Number of nXk binary arrays with no two ones adjacent horizontally, diagonally or antidiagonally.at n=41A228683
• Number of 6Xn binary arrays with no two ones adjacent horizontally, diagonally or antidiagonally.at n=3A228687