#来自在线整数序列百科全书的问候!http://oeis.org/搜索:id:a131171显示第1-1页,共1页%I A131171%S A131171 0,1,3,2,7,6,8,5,4,17,16,18,14,15,20,19,21,11,12,22,13,10,9,45,44,46,%电话A131171 43,42,48,47,49,41,38,50,37,40,39,54,53,55,51,52,57,56,58,29,28,59,30,%U A131171 31,32,61,60,62,33,34,63,35,25,26,64,36,27,24,23129128130126127%N A131171加泰罗尼亚自同构的签名置换:A122285的第12行。%C A131171从自同构*A074685派生,具有递归方案ENIPS。%H A131171 A.卡图宁,n=0的n,a(n)表。。2055%沪A131171Catalan自同构签名置换的索引项%Y A131171反向:A131172。%K A131171无%O A131171 0,3%2007年6月20日,A131171安蒂·卡尔图宁#根据OEIS最终用户许可协议提供内容:http://oeis.org/LICENSE