Multimagic square 16, 25, 36, 49, ... Sum of Squares 0, 1, 5, 14, 30, 55, 91, 140, 204, 285, ... )number of units in a square-based pyramid) The bimagic series is the 1st, 4th, 9th in this series (divided by 1, 2, 3, n) etc. so values for the rows and columns in order-1, order-2, order-3 Bimagic squares would be 1, 15, 95, 374, 1105, 2701, 5775, 11180, ... The trimagic series would be related in the same way to the hyper-pyramidal sequence of nested cubes. Cubes 0, 1, 8, 27, 64, 125, 216, ... Sum of Cubes 0, 1, 9,
1:64 scale scale of 28mm range from 1:48 to 1:64. Many die cast automobiles and commercial vehicle models for collectors have been made to a strict scale of 1:64. However, for much of the die-cast toy market, 1:64 is only a nominal scale. Though collectors and manufacturers loosely describe popular lines of die-casts as 1:64, toy vehicles are usually made to "box scale." This means that the size of the model is determined by the size of the standard packaging (formerly a cardstock box, now usually a clear blister-card). Models of a 1959 Cadillac and an Austin Mini-Cooper designed to fill up