1102920

Appears in sequences

• Determinant of the n X n matrix whose element (i,j) equals the |i-j|-th composite number, or 0 if i=j.at n=7A071081
• Numbers that can be expressed as the difference of the squares of primes in exactly fourteen distinct ways.at n=10A092010
• a(n) is the smallest number k with exactly n divisors in A033075.at n=22A355078