A081245 - OEIS

A081245

Number of days in months in the Haab year of Mayan/Mesoamerican calendars.

%I #9 Feb 25 2021 21:28:01

%S 20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,5,20,20,20,20,

%T 20,20,20,20,20,20,20,20,20,20,20,20,20,20,5,20,20,20,20,20,20,20,20,

%U 20,20,20,20,20,20,20,20,20,20,5

%N Number of days in months in the Haab year of Mayan/Mesoamerican calendars.

%H C. Tondering, <a href="http://www.tondering.dk/claus/calendar.html">The Calendar FAQ</a>

%H <a href="/index/Ca#calendar">Index entries for sequences related to calendars</a>

%F G.f. 20/(1-x)-15*x^19/(1-x^19).

%Y Cf. A081244.

%K nonn

%O 1,1

%A _Ralf Stephan_, Mar 12 2003