A368652 Lower matching number of the n X n giraffe graph.

0, 0, 0, 0, 6, 10, 14, 20, 24, 31, 38, 44, 52, 60, 70

Offset

1,5

Links

Table of n, a(n) for n=1..15.

Eric Weisstein's World of Mathematics, Giraffe Graph.

Eric Weisstein's World of Mathematics, Lower Matching Number.

Crossrefs

Sequence in context: A315207 A315208 A315209 * A315210 A315211 A315212

Adjacent sequences: A368649 A368650 A368651 * A368653 A368654 A368655

Keyword

nonn,more,hard

Author

Eric W. Weisstein, Jan 09 2024

Extensions

a(12)-a(13) from Eric W. Weisstein, Dec 07 2024

a(14) from Eric W. Weisstein, Dec 10 2024

a(15) from Eric W. Weisstein, Dec 15 2024

Status

approved