Smallest number m that is a product of exactly n primes and is such that m-1 and m+1 are products of exactly n-1 primes.
A321590
Smallest number m that is a product of exactly n primes and is such that m-1 and m+1 are products of exactly n-1 primes.
Terms
- a(0) =4a(1) =50a(2) =189a(3) =1863a(4) =10449a(5) =447849a(6) =4449249a(7) =5745249a(8) =3606422049a(9) =16554218751a(10) =105265530369
External references
- oeis: A321590