182640

Appears in sequences

• Number of 7 X 7 arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to n.at n=38A156392
• Number of n X n arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to 38.at n=4A156502
• Number of nX3 0..5 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.at n=8A201137
• Numbers n such that n is the average of four consecutive primes n-13, n-1, n+1 and n+13.at n=25A260959
• Number of maximal independent vertex sets (and minimal vertex covers) in the n X n black bishop graph.at n=10A290594