a(n) is the first prime p such that, if q is the next prime, (p*q+p+q)/5^n is a prime.
A358482
a(n) is the first prime p such that, if q is the next prime, (p*q+p+q)/5^n is a prime.
Terms
- a(0) =2a(1) =7a(2) =1847a(3) =90793a(4) =139313a(5) =1790293a(6) =3834043a(7) =5521543a(8) =24996487a(9) =2062865293a(10) =5555052793a(11) =12111965183a(12) =95460776921
External references
- oeis: A358482