368449

Appears in sequences

• Squares containing 2k digits in which the sum of the first k digits = that of the rest.at n=16A068897
• A104315(n)^2.at n=21A104316
• Number of nX4 binary arrays with no element equal to the mod 3 sum of its diagonal and antidiagonal neighbors.at n=11A183371
• Composite numbers whose Euler totient divides the sum of the Euler totients of the numbers less than or equal to n and not relatively prime to n.at n=16A249397
• Discriminants of totally real cubic fields with noncyclic class group.at n=16A329785
• Powers p^m, with prime p and m > 1, such that neither p^m-1 nor p^m+1 are squarefree.at n=30A389960