%I
%S 0,1,9,16,81,784,6561,18496,1478656,43046721,281165824,893352321,
%T 5859137025,41368305664,405026597889,1088266240000,15965210931201,
%U 36991307874304,583272781383681,1318789102698496
%N Squares of automorphic numbers in base 6 (cf. A237583).
%F a(n) = A237583(n)^2.  _Michel Marcus_, May 17 2019
%e 784 = 3344_6 and sqrt(3344_6) = 44_6. Hence 784 is in the sequence.
%o (Sage) [(n * n) for n in (0..1000000) if (n * n).str(base = 6).endswith(n.str(base = 6))]
%Y Cf. A237583.
%K nonn,base
%O 1,3
%A _Jeremias M. Gomes_, May 17 2019
