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%I #8 Mar 28 2020 19:53:14
%S 1,22,1210,33220,2130100,120122200,3310021000,212021122000,
%T 11331132010000,323212230220000,21110002332100000,1131020131232200000,
%U 32203110221101000000,2101201032130222000000,112233030100132210000000
%N Powers of ten written in base 4.
%H Harvey P. Dale, <a href="/A055475/b055475.txt">Table of n, a(n) for n = 0..602</a>
%t FromDigits/@IntegerDigits[10^Range[0,15],4] (* _Harvey P. Dale_, Mar 28 2020 *)
%Y Cf. A000468, A011557.
%K base,easy,nonn
%O 0,2
%A _Henry Bottomley_, Jun 27 2000
%E More terms from _James A. Sellers_, Jul 05 2000
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