39419059680
domain: N
Appears in sequences
- a(n) = lcm{prime(i)-1, i=1..n}.at n=25A058254
- Distinct values of lcm_{i=1..n} (p(i)-1), where p() are the primes.at n=13A058255
- Period of reciprocal of the primorials.at n=23A092281
- Period of reciprocal of the primorials.at n=24A092281
- a(n) = denominator(Sum_{k=1..n} 1/(prime(k)-1)).at n=24A128646
- a(n) = denominator(Sum_{k=1..n} (-1)^(k+1)/(prime(k)-1)).at n=24A128648