38190

Appears in sequences

• a(n) is the concatenation of n and 5n.at n=37A019553
• First row of spectral array W(e-1).at n=24A022161
• Sum of squares of entries of Wilkinson's eigenvalue test matrix of order 2n+1.at n=38A059834
• Integers k such that omega(k) = omega(k-1) + omega(k-2) + omega(k-3), where omega(n) is the number of distinct prime factors of n.at n=29A076252
• Sum of the eighth largest parts of the partitions of n into 10 parts.at n=51A326591
• a(n) is the product of n, the n-th prime and the n-th composite number.at n=18A331999