A060659 a(n) = smallest number of squares on a checkerboard that has exactly n domino tilings.

2, 4, 6, 8, 8, 10, 10, 10, 12, 12, 12, 12, 12, 14, 14, 14, 14, 14, 14, 16, 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 18, 18, 16, 18, 16, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 20, 20, 20, 18, 18, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20

Offset

1,1

Links

Table of n, a(n) for n=1..66.

E. J. Friedman, Math. Magic

Sean A. Irvine, Java program (github)

Crossrefs

Sequence in context: A161661 A115158 A107634 * A244363 A063199 A219028

Adjacent sequences: A060656 A060657 A060658 * A060660 A060661 A060662

Keyword

nonn

Author

Jason Earls, Apr 18 2001

Extensions

More terms from Sean A. Irvine, Dec 09 2022

Status

approved