53744

Appears in sequences

• Number of ways to place n nonattacking bishops on an n X n board.at n=6A002465
• Number of ways to place 6 nonattacking bishops on a 6 X n board.at n=5A172211
• Number of ways to place 6 nonattacking bishops on an n X n board.at n=5A176886
• Number of compositions of n whose run-lengths are not weakly increasing.at n=17A332871
• Total number of ways to place k nonattacking bishops on an n X n chess board. Triangle T(n,k) read by rows (0 <= k <= 2*n-[n>0]-[n>1]).at n=33A378590