A057122 - OEIS

%I #3 May 01 2014 02:48:24

%S 0,10,180,210,2920,2980,3380,3490,3730,46800,46920,47720,47940,48420,

%T 54120,54180,55860,56130,56610,59700,59810,60690,62610,748960,749200,

%U 750800,751240,752200,763600,763720,767080,767620,768580,774760,774980

%N The binary encoding (as a rooted planar tree) of each rooted planar binary tree. See A057123 for illustration.

%C bintree_depth_first2tree given in A057119.

%p map(bintree_depth_first2tree, A014486);

%Y Cf. A057119, A057123, A057124. Subset of A057517.

%K nonn

%O 0,2

%A _Antti Karttunen_, Aug 11 2000