|
%I #8 Apr 24 2021 20:51:41
%S 63,127,191,255,319,383,447,455,463,471,479,487,495,503,504,505,506,
%T 507,508,509,510,575,639,703,767,831,895,959,967,975,983,991,999,1007,
%U 1015,1016,1017,1018,1019,1020,1021,1022,1087,1151
%N Numbers having two 7's in base 8.
%Y Cf. A007094.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
|
