Number of edges in geodesic dome generated from icosahedron by recursively dividing each triangle in 4.

A277451

Number of edges in geodesic dome generated from icosahedron by recursively dividing each triangle in 4.

Terms

    a(0) =1a(1) =30a(2) =120a(3) =480a(4) =1920a(5) =7680a(6) =30720a(7) =122880a(8) =491520a(9) =1966080a(10) =7864320a(11) =31457280a(12) =125829120a(13) =503316480a(14) =2013265920a(15) =8053063680a(16) =32212254720a(17) =128849018880a(18) =515396075520

External references