30525

Appears in sequences

• A054221 without cubes.at n=20A054224
• Numbers k such that 4*k-1, 8*k-1, 16*k-1 and 32*k-1 are all primes.at n=18A101794
• Numbers which can be expressed as the product of numbers made of only fives.at n=18A161143
• Number of pairs of intersecting diagonals in the interior and exterior of a regular n-gon.at n=22A211380
• Number of intersections of diagonals in the interior and exterior of a regular n-gon.at n=22A211383
• a(n) = n^3 + (3^n+1)/2.at n=10A241527
• O.g.f. A(x) satisfies: [x^n] exp( n^2 * A(x) ) = n^2 * [x^(n-1)] exp( n^2 * A(x) ) for n>=1.at n=4A300591
• Table of row functions R(n,x) that satisfy: [x^k] exp( k^n * R(n,x) ) = k^n * [x^(k-1)] exp( k^n * R(n,x) ) for k>=1, n>=1, read by antidiagonals.at n=19A300625
• Nonnegative integers which produce a record maximum MD5 hash.at n=11A349646