959339

Properties

Appears in sequences

• Smallest number such that the concatenation of first n terms is a proper multiple of the concatenation of first n natural numbers.at n=6A074108
• Number of (n+1)X(n+1) -7..7 symmetric matrices with every 2X2 subblock having sum zero and one or three distinct values.at n=14A211443
• Prime numbersat n=75571