233550
domain: N
Appears in sequences
- Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,29.at n=21A064251
- Averages of twin primes such that p1*p2 -+ AverageTwinPrime are primes.at n=26A154668
- Practical numbers m with m-1 and m+1 both prime, and prime(m)-1 and prime(m)+1 both practical.at n=32A257922