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%I #3 Aug 27 2024 02:50:50

%S 0,1,3,6,12,21,39,72,138,269,526,1041,2067,4116,8214,16409,32796,

%T 65565,131104,262178,524323,1048614,2097192,4194347,8388655,16777265,

%U 33554482,67108916,134217781

%N A067076 + A000079/2.

%Y Cf. A067076, A000079.

%K nonn,less,uned

%O 0,3

%A David G. Williams (davwill24(AT)aol.com), Apr 03 2004