26188
domain: N
Appears in sequences
- Integer part of ((4th elementary symmetric function of 1,2,...,n)/(1+2+...+n)).at n=13A024171
- Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 90 ones.at n=28A031858
- Numbers n such that n^1024 + 1 is prime (a generalized Fermat prime).at n=28A057002
- Expansion of (1-4x+12x^2-16x^3+8x^4)/(1-x)^5.at n=29A119327
- a(n) = n^3 + 2*n^2 + 4*n + 1.at n=29A270867
- Number of degrees of irreducible representations of symmetric group S_n that appear more than once.at n=43A318558
- G.f.: (1 / theta_4(x) - 1)^2 / 4, where theta_4() is the Jacobi theta function.at n=14A338223
- Centered 29-gonal numbers.at n=42A389798