OFFSET
7,1
COMMENTS
a(14) = 196.
LINKS
Eric Weisstein's World of Mathematics, Antelope Graph
Eric Weisstein's World of Mathematics, Graph Circumference
MATHEMATICA
Table[Max[Length /@ FindCycle[RelationGraph[Sort[Abs[Subtract[##]]] == {3, 4} &, Tuples[Range[n], 2]], Infinity, All]], {n, 7, 8}]
CROSSREFS
KEYWORD
nonn,more,bref
AUTHOR
Eric W. Weisstein, Mar 23 2018
STATUS
approved