117017

Properties

Appears in sequences

• Primes which occur as the difference of consecutive prime powers >1 as and when they occur.at n=23A073652
• Primes which are the difference between two successive nontrivial prime powers (A025475).at n=20A076047
• Primes which are the difference between two successive prime powers of prime numbers.at n=12A076706
• a(n) = if Floor[(2*Pi/E)*m^2] is prime then Floor[(2*Pi/E)*m^2].at n=23A090434
• Positive numbers y such that y^2 is of the form x^2 + (x+97)^2 with integer x.at n=14A157469
• Triangle read by rows: T(n,k) = 2 - (1 + k)^k + (1 + n)^n - (1 - k + n)^(n - k).at n=23A176392
• Triangle read by rows: T(n,k) = 2 - (1 + k)^k + (1 + n)^n - (1 - k + n)^(n - k).at n=25A176392
• Number of compositions (ordered partitions) of n into squarefree parts that do not divide n.at n=45A300706
• Prime numbersat n=11046