%I #15 Dec 04 2024 16:22:34
%S 16,28,46,62,80,100,118,144
%N Circumference of the n X n giraffe graph.
%C The n X n giraffe graph is connected for n > 7.
%C The following additional values are known:
%C a(14) = 196.
%C a(15) = 244.
%C a(16) = 256.
%C a(18) = 324.
%C a(20) = 400.
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GiraffeGraph.html">Giraffe Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GraphCircumference.html">Graph Circumference</a>
%K nonn,more
%O 5,1
%A _Eric W. Weisstein_, Sep 21 2022
%E a(11)-a(12) from _Eric W. Weisstein_, Dec 04 2024