216481
domain: N
Properties
Primality
- Prime
- yes
Appears in sequences
- G.f.: ( x - 3*x^2 + 6*x^3 - 8*x^4 + 4*x^5 - x^7 ) / (1 - 4*x + 6*x^2 - 5*x^3 + 2*x^4 + x^5 - x^6 + x^7 ).at n=22A083839
- Prime(p^2) where p = prime(n).at n=33A096327
- 128n^2 + 2336n + 10657.at n=31A157433
- Prime k with sigma(sigma(sigma(k))) < 3*k + 1.at n=37A320517
- Primes in A354975.at n=33A355009
- Prime numbersat n=19321