90017

Properties

Appears in sequences

• a(n) = floor( n*(n-1)*(n-2)*(n-3)/27 ).at n=41A011937
• n=x^2+17, n and n+2 are prime.at n=2A178050
• Primes of the form k^2 + 17.at n=15A228244
• Numbers n such that A = n - digitsum(n) is divisible by the largest power of 10 <= A.at n=46A242474
• Primes of form n^2 + 2401.at n=33A256835
• Lesser p of a sexy prime pair such that (p-3)/2 is also the lesser prime of a sexy prime pair.at n=36A358571
• Lowest prime p in a ladder of 4 consecutive primes p, p+2, p+6, p+14.at n=32A372247
• Prime numbersat n=8717