243589

Properties

Appears in sequences

• Numbers n such that p(n) + p(n+1) is a square and n is prime.at n=17A064398
• List of primes p for which p^n - 2 is prime for n = 1, 3, and 5.at n=21A242517
• a(n) is the number of configurations of n indistinguishable pairs placed on the vertices of the ladder graph P_2 X P_n such that all but two such pairs are joined by an edge.at n=14A318267
• Prime numbersat n=21516