1,1
Larrion, F.; Pizana, M. A.; and Villarroel-Flores, R.; The clique operator on matching and chessboard graphs. Discrete Math. 309 (2009), no. 1, 85-93.
Table of n, a(n) for n=1..4.
Sequence in context: A168254 A219380 A223443 * A010016 A223492 A219857
Adjacent sequences: A201466 A201467 A201468 * A201470 A201471 A201472
nonn
N. J. A. Sloane, Dec 01 2011
approved
