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,
Steam 125 Steam 125 Steam 125 was a series of events held in 1998 to mark the 125th anniversary of the Isle of Man Railway opening its first route from Douglas to Peel (the line was closed in 1968 but the line to Port Erin opened the following year remains in operation) the railway ran a large number of special events. Most notable was the return to service of the original steam locomotive No. 1 "Sutherland" which hauled special services all year, including excursions on the Manx Electric Railway; other highlights included night trains, arranged photography sessions, slide and film shows, unusual