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A030065 a(4n)=n, a(4n+2)=a(4n)+a(4n+4), a(2n+1)=a(2n)+a(2n+2). 0

%I #5 Mar 30 2012 18:35:28

%S 0,1,1,2,1,4,3,5,2,7,5,8,3,10,7,11,4,13,9,14,5,16,11,17,6,19,13,20,7,

%T 22,15,23,8,25,17,26,9,28,19,29,10,31,21,32,11,34,23,35,12,37,25,38,

%U 13,40,27,41,14,43,29,44,15,46,31,47,16,49,33,50,17,52,35,53,18,55,37,56,19,58

%N a(4n)=n, a(4n+2)=a(4n)+a(4n+4), a(2n+1)=a(2n)+a(2n+2).

%F a(n)=2a(n-4)-a(n-8).

%K nonn,easy

%O 0,4

%A J. Carl Bellinger (carlb(AT)ctron.com)

%E Shorter description and more terms from _David W. Wilson_.

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Last modified April 22 12:13 EDT 2024. Contains 371900 sequences. (Running on oeis4.)