Four Sequences of Length 28 and the Gregorian Calendar
arXiv:2311.13646
Abstract
It is shown that each sequence giving the number of times a given day of the month falls on a certain day of the week for successive years of the Gregorian cycle can be composed of various pieces of various length of one of 4 sequences of length 28, used periodically.
arXiv comment9 pages, 4 figures, 3 tables