The number of squares with vertices from the vertices of the n-dimensional hypercube.

A345340

The number of squares with vertices from the vertices of the n-dimensional hypercube.

Terms

    a(0) =0a(1) =0a(2) =1a(3) =6a(4) =36a(5) =200a(6) =1120a(7) =6272a(8) =35392a(9) =200832a(10) =1145856a(11) =6566912a(12) =37779456a(13) =218050560a(14) =1262030848a(15) =7322034176a(16) =42570760192a(17) =247970693120

External references