582169

Appears in sequences

• Numbers k having exactly one divisor d such that in binary representation d and k/d have the same number of 1's as k.at n=31A080026
• Squares whose squares contain every digit at least once.at n=0A190682
• Number of city-block distance 1, pressure limit 2 movements in an n X 2 array with each element moving exactly one horizontally or vertically and no element acquiring more than two neighbors.at n=6A217022
• Number of city-block distance 1, pressure limit 2 movements in an n X 7 array with each element moving exactly one horizontally or vertically and no element acquiring more than two neighbors.at n=1A217027
• T(n,k)=Number of city-block distance 1, pressure limit 2 movements in an nXk array with each element moving exactly one horizontally or vertically and no element acquiring more than two neighbors.at n=29A217028
• T(n,k)=Number of city-block distance 1, pressure limit 2 movements in an nXk array with each element moving exactly one horizontally or vertically and no element acquiring more than two neighbors.at n=34A217028
• Terms of A227891 of the form (p*q)^2, where p <= q are odious primes (A027697).at n=0A231253
• T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one.at n=33A231997
• Number of (6+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one.at n=2A232003
• Discriminants with exactly 2 associated cyclic cubic fields.at n=27A343002
• Discriminants with at least 2 associated cyclic cubic fields.at n=27A343024