148050

Appears in sequences

• Numbers n for which 2n-1, 4n-1, 8n-1, 16n-1 and 32n-1 are primes.at n=15A124017
• Composite numbers n equal to the sum of prime factors, counted with multiplicity, of the numbers in the interval [n-k,n+k], for some k.at n=7A257367
• a(n) = n * A276086(n).at n=47A324580
• Least common multiple of n and A276086(n).at n=47A328584