47623

Properties

Appears in sequences

• a(n) = number of types of conjugacy classes in GL(n,q) (this is independent of q).at n=14A003606
• Primes p such that 2*p-27, 2*p+27, 2*p-33 and 2*p+33 are primes or -1 times primes.at n=35A103807
• Primes of the form 3*m^2 - 5.at n=21A201717
• Primes p such that p^2 is the concatenation of two k-digit primes where k is half the length of p^2.at n=38A248046
• Numbers n such that n^2048 + (n+1)^2048 is prime.at n=34A274235
• Unbranched catafusenes, mirror-symmetrical.at n=22A323931
• Prime numbersat n=4909