Today is Day 305 of 2014
is the 5th 'hexagonal prism' number. An hexagonal prism number is of the form (n + 1)(3n2 + 3n + 1).
3052 = 2072 + 2242 = 1362 + 2732 (Pythagorean triple)
= 5 x 61
Many thanks are extended to Archimedes' Lab for their information.
Today is day number of 2014. Below are various representations of the number 305, some dating thousands of years, and some very modern.
Many thanks are extended to Jo Edkins for her wonderful work.