62656

Appears in sequences

• Number of 4-step knight's tours on an (n+2) X (n+2) board summed over all starting positions.at n=13A186853
• Wiener index of the n X n fiveleaper graph.at n=6A292040
• Numbers m such that the product of m and the string m in reverse contains m as a substring.at n=39A342127
• For 1<=x<=n, 1<=y<=n with gcd(x,y)=1, write 1 = gcd(x,y) = u*x+v*y with u,v minimal; a(n) = m^2*s, where s is the population variance of the values of u+v and m is the number of such values.at n=14A345725