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%I #12 Feb 25 2021 21:27:50
%S 1,20,260,360,365,7200,18980,144000,2880000,57600000,1152000000,
%T 23040000000
%N Named periods in the Mayan/Mesoamerican calendars.
%C The periods are named kin, winal, Tzolkin year, tun, Haab year, katun, Calendar Round, baktun, pictun, calabtun, kinchiltun, alautun. With approximately 63 million years, the alautun is probably the longest named period in any calendar.
%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>
%Y Cf. A081245, A115100.
%K nonn,fini,full
%O 0,2
%A _Ralf Stephan_, Mar 12 2003