55171

Properties

Appears in sequences

• Crystal ball sequence for D_9 lattice.at n=3A008377
• Primes that remain prime through 4 iterations of function f(x) = 4x + 3.at n=23A023311
• Primes that remain prime through 5 iterations of function f(x) = 4x + 3.at n=8A023339
• Primes p such that (p reversed) +6 is a square.at n=23A167472
• a(n) is the smallest prime of the form 4k + 3 such that the first n iterations of the map p -> 4p + 3 are prime with the next iteration being composite.at n=6A179767
• Primes that are the sum of squares of three positive Fibonacci numbers.at n=39A191375
• Prime numbersat n=5606