%I #11 Apr 07 2021 19:45:43
%S 1,12,324,19764,2727756,852196788,602756140068,965229960414132,
%T 3499562183624643780,28727144381588600187612,
%U 533909545388896809071238444,22466716989986988610061264294004,2140465899840618529308907998923768676
%N 1/5 of the number of 5-colorings of a planar n X n X n triangular grid.
%Y 5th row of A182797/5.
%K nonn
%O 1,2
%A _R. H. Hardin_, Dec 27 2008
%E a(10)-a(11) from _Alois P. Heinz_, Dec 03 2010
%E a(12)-a(13) from _Alois P. Heinz_, Jul 21 2011