635051

Properties

Appears in sequences

• Primes p such that 2p^2-1, 3p^2-2, 4p^2-3, and 5p^2-4 are also prime.at n=8A213107
• Number of nXnXn triangular 0..4 arrays with every horizontal row nondecreasing, first elements of rows nonincreasing, last elements of rows nondecreasing, and every row having the same average value.at n=7A215178
• T(n,k)=Number of nXnXn triangular 0..k arrays with every horizontal row nondecreasing, first elements of rows nonincreasing, last elements of rows nondecreasing, and every row having the same average value.at n=62A215182
• Prime numbersat n=51722