602416

Appears in sequences

• Number of n X 6 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..1 n X 6 array.at n=35A219500
• Number of n X n 0..3 matrices with each 2 X 2 subblock idempotent.at n=16A224660