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A300571 a(n) is the concatenation n in base 2, n-1 in base 2, ..., 0 in base 2. 2

%I

%S 0,10,1010,111010,100111010,101100111010,110101100111010,

%T 111110101100111010,1000111110101100111010,10011000111110101100111010,

%U 101010011000111110101100111010,1011101010011000111110101100111010,11001011101010011000111110101100111010

%N a(n) is the concatenation n in base 2, n-1 in base 2, ..., 0 in base 2.

%H Seiichi Manyama, <a href="/A300571/b300571.txt">Table of n, a(n) for n = 0..155</a>

%Y Cf. A007088, A058935, A300570.

%K nonn,base

%O 0,2

%A _Seiichi Manyama_, Mar 08 2018

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Last modified September 25 17:14 EDT 2021. Contains 347659 sequences. (Running on oeis4.)