258064

Appears in sequences

• Squares such that square+-3=primes.at n=21A153262
• Squares k such that, if k has d digits, k has at least one digit in common with every other d-digit square.at n=14A173943
• Opmanis's sequence: a(n) is the smallest integer k such that k or one of its nonzero substrings (regarded as an integer) is divisible by every integer in the range 1 through n.at n=25A177834
• Numbers n such that the sum_i (d_i^i) of the i-th powers of their sorted divisors d_1< d_2<...< n is prime.at n=14A180852
• Number of (n+1) X 2 0..3 arrays with every 2 X 2 subblock having zero permanent.at n=5A206248
• Number of (n+1)X7 0..3 arrays with every 2X2 subblock having zero permanent.at n=0A206253
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with every 2 X 2 subblock having zero permanent.at n=15A206255
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with every 2 X 2 subblock having zero permanent.at n=20A206255
• Squares which have one or more occurrences of exactly six different digits.at n=24A235721
• Numbers of minimal total dominating sets in the n-trapezohedral graph.at n=21A372712