94365
domain: N
Appears in sequences
- Numbers k such that sigma(k) = sigma(k+5).at n=23A015865
- Numbers k such that k | sigma_3(k) - phi(k)^3.at n=30A055697
- Numbers decremented by their digit product produce a cube.at n=50A229184
- Expansion of e.g.f. sqrt((1 - x)/(1 - 3*x)).at n=6A317618
- a(n) is the sum of all products of pairs of numbers joined by the diagonals of an n-gon when its vertices are numbered from 1 to n in order.at n=29A337130
- Number of vertices among all distinct circles that can be constructed from the 4 vertices and the equally spaced 4*n points placed on the sides of a square, using only a compass.at n=5A372977