66515

Appears in sequences

• Numbers k such that k^2 contains only digits {2,4,5}.at n=12A031154
• Numbers k such that k and k^2 use only the digits 1, 2, 4, 5 and 6.at n=60A136988
• Number of realizable assembly words with n rigid vertices.at n=6A199135
• a(n) is the largest number that can be expressed as the sum of three triangular numbers in exactly n ways.at n=27A330810
• a(n) is the largest number that can be expressed as the sum of three positive triangular numbers in exactly n ways.at n=28A330811
• Number of integer compositions of n into parts that are alternately unequal and equal.at n=37A357644