86249

Properties

Appears in sequences

• Numbers k such that Sum_{j=1..k} sigma(j) / sigma(k) is an integer.at n=6A168127
• Primes of the form 7n^2 + 2.at n=5A201603
• Number of partitions of n such that the multiplicity of the greatest part is a part.at n=46A240494
• Numbers k such that Sum_{j=1..k} j*floor(k/j) is divisible by k+1.at n=6A332270
• a(n) is the smallest prime p which is greater than the exponent of the n-th Mersenne prime.at n=27A342692
• Prime numbersat n=8385