58288

Appears in sequences

• Number of nonisomorphic circulant graphs, i.e., undirected Cayley graphs for the cyclic group of order n.at n=37A049287
• Composite numbers j such that binomial(2*j,j) == 2^j (mod j).at n=6A084699
• Number of nX3 arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 nX3 array.at n=6A220199
• T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 nXk array.at n=42A220204
• Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 7Xn array.at n=2A220210
• Expansion of f(x^2)^2 / f(-x) in powers of x where f() is a Ramanujan theta function.at n=43A260163
• Number of circulant graphs on n vertices up to Cayley isomorphism.at n=37A285620