来自在线整数百科全书的问候语!http://oeis.org/ Search: id:a059996 Showing 1-1 of 1 %I A059996 %S A059996 1,11,112,1125,112514,11251442,11251442132,11251442132429, %T A059996 112514421324291430,1125144213242914304862, %U A059996 112514421324291430486216796,11251442132429143048621679658786 %N A059996 Concatenate Catalan numbers (A000108). %Y A059996 Cf. A000108. %K A059996 easy,nonn,base %O A059996 0,2 %A A059996 _Jason Earls_, Mar 14 2001 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE