1,4

A. Sinko and P. J. Slater, Queen's domination using border squares..., Discrete Math., 308 (2008), 4822-4828.

Sequence in context: A026354 A078338 A007306 this_sequence A075458 A083036 A165706

Adjacent sequences: A140855 A140856 A140857 this_sequence A140859 A140860 A140861

nonn

N. J. A. Sloane (njas(AT)research.att.com), Sep 04 2008