18352

Appears in sequences

• Expansion of (theta_3(z)*theta_3(11z) + theta_2(z)*theta_2(11z))^4.at n=20A028612
• Gaps of 9 in sequence A038593 (lower terms).at n=15A038657
• Admirable numbers n such that the subtracted divisor is > sqrt(n).at n=30A109321
• Integral quotients of products of consecutive composites divided by their sums: sums (divisors).at n=34A141091
• Numbers d*p where d is a perfect number and p<d a prime not dividing d.at n=17A165772
• Number of strings of numbers x(i=1..7) in 0..n with sum i*x(i)^2 equal to n*49.at n=9A184446
• Number of (w,x,y,z) with all terms in {1,...,n} and w+|x-y|<=|x-z|+|y-z|.at n=32A212691
• Number of (w,x,y) with all terms in {0,...,n} and w != x and x > range(w,x,y).at n=32A212969
• Sum of the third largest parts of the partitions of n into 5 parts.at n=49A308825
• Square array T(n,k), n>=0, k>=0, read by antidiagonals, where T(0,k) = 1 and T(n,k) = (1/n) * Sum_{j=1..n} (-1)^(n-j) * binomial(n,j) * binomial(n+(k-1)*j,j-1) for n > 0.at n=73A336708
• Number of ways to write n as an ordered sum of ten powers of 2.at n=15A342254
• Least area (doubled) of a triangle enclosing a circle of radius n such that the center of the circle and the vertices of the triangle all have integer coordinates.at n=41A358465
• G.f. A(x) satisfies A(x) = 1 + x*A(x)^4 / (1 + x*A(x)).at n=7A364758