%I #8 Apr 14 2021 22:28:40
%S 1,10,2530,250025500,2500000025005000,2500000000002500005000000,
%T 250000000000000000250000000500000000,
%U 2500000000000000000000002500000000005000000000000,2500000000000000000000000000000025000000000000005000000000000000
%N Number of 10-colorings of an n X n grid, up to rotational symmetry.
%H Andrew Howroyd, <a href="/A047945/b047945.txt">Table of n, a(n) for n = 0..25</a>
%F a(n) = (m^(n^2) + 2 m^((n^2 + 3 (n mod 2))/4) + m^((n^2 + (n mod 2))/2))/4, with m = 10.
%Y Column k=10 of A343095.
%Y Cf. A047937.
%K nonn
%O 0,2
%A _Rob Pratt_
%E Terms a(8) and beyond from _Andrew Howroyd_, Apr 14 2021