OFFSET
0,3
COMMENTS
Number of ways floor(n^2/4) dominoes can be placed on an n X n chessboard. a(n) is the central term in the n-th row of A242861.
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..14
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jun 01 2014
STATUS
approved