48926

Appears in sequences

• Number of closed walks of length n at a vertex of the cyclic graph on 7 nodes C_7.at n=18A094659
• Numbers k such that 2^k + k - 1 is a prime.at n=14A173063
• Consider the function f(n)=1/(Abs(n-r)), where r is the Dottie number, A003957. Let g(n) be defined by the recursion g(n)=Cos(g(n-1)),g(0)=1. Now, a(n)=floor(f(g(n))).at n=24A180619
• The number T(n) of isometries of all subspaces of the finite metric space {1,2,...,n} (as a subspace of the reals with the Euclidean metric).at n=13A183156