%I #12 Oct 25 2023 07:41:58
%S 0,301,477,602,699,778,845,903,954,1000,1041,1079,1114,1146,1176,1204,
%T 1230,1255,1279,1301,1322,1342,1362,1380,1398,1415,1431,1447,1462,
%U 1477,1491,1505,1519,1531,1544
%N a(n) = 1000*log_10(n) rounded to the nearest integer.
%Y Cf. A004225, A004227.
%Y Cf. A004220, A004223, A004229.
%K nonn
%O 1,2
%A _N. J. A. Sloane_