1484280

Appears in sequences

• a(n) can be expressed as the difference of the squares of consecutive primes in just four distinct ways.at n=2A091878
• Numbers that can be expressed as the difference of the squares of primes in exactly thirteen distinct ways.at n=21A092009
• Triangle T(n,k) represents the coefficients of (x^19*d/dx)^n, where n=1,2,3,...at n=17A223521