%I A081244
%S A081244 1,20,260,360,365,7200,18980,144000,2880000,57600000,1152000000,
%T A081244 23040000000
%N A081244 Named periods in the Mayan/mesoamerican calendars.
%C A081244 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 A081244 C. Tondering, <a href="http://www.tondering.dk/claus/calendar.html">The 
               Calendar FAQ</a>
%H A081244 <a href="Sindx_Ca.html#calendar">Index entries for sequences related 
               to calendars</a>
%Y A081244 Cf. A081245.
%Y A081244 Sequence in context: A028032 A025986 A028027 this_sequence A025966 A041764 
               A022111
%Y A081244 Adjacent sequences: A081241 A081242 A081243 this_sequence A081245 A081246 
               A081247
%K A081244 nonn,fini,full
%O A081244 0,2
%A A081244 Ralf Stephan (ralf(AT)ark.in-berlin.de), Mar 12 2003