342889

Properties

Appears in sequences

• a(n) is the coefficient of the linear term in the polynomial (x-prime(n))*(x-prime(n+1))*(x-prime(n+2))*(x-prime(n+3))*(x-prime(n+4)).at n=4A127489
• Primes in A127489.at n=1A127490
• Number of regions in a regular 2n-gon when all vertices are connect by straight lines except for the n lines joining diametrically opposite vertices.at n=27A368813
• Prime numbersat n=29415