3150841

Properties

Appears in sequences

• Primes p such that (p+1)/2, (p+2)/3, (p+3)/4 and (p+4)/5 are also prime.at n=14A204592
• Number of non-equivalent ways to place 4 non-attacking kings on an n X n board.at n=12A279113
• Numbers k such that 1/(1/phi(k) + 1/phi(k+1) + 1/phi(k+2) + 1/phi(k+3) + 1/phi(k+4)) is an integer.at n=8A341745
• Prime numbersat n=226893