Multimagic square 36, 100, ... Value for Trimagic squares 1, 50, 675, 4624, ... Similarly the tetramagic sequence 4-Power 0, 1, 16, 81, 256, 625, 1296, ... Sum of 4-Power 0, 1, 17, 98, 354, 979, 2275, ... Sums for Tetramagic squares 0, 1, 177, ... The first known bimagic square has order 8 and magic constant 260 and a bimagic constant of 11180. It has been conjectured by Bensen and Jacoby that no nontrivial bimagic squares of order less than 8 exist. This was shown for magic squares containing the elements 1 to "n" by Boyer and Trump. However, J. R.
K-256 (Kansas highway) K-256 (Kansas highway) K-256 is a state highway in the U.S. state of Kansas. The highway runs from U.S. Route 56 (US-56) west of Marion to US-77 east of Marion in central Marion County. K-256 directly serves the city of Marion, the county seat of Marion County. The highway was established in 1985. K-256 begins at US-56 between Hillsboro and the US-56–US-77–K-150 roundabout east of Marion. The highway heads south and crosses the Cottonwood River. At the next junction of section line roads, K-256 turns east and crosses the river again at the west city limit of Marion. The highway