239425

Appears in sequences

• RMS values of the RMS numbers: a(n) is the root mean square of the divisors of A140480(n).at n=30A141812
• RMS values of the Primitive RMS numbers: a(n) is the Root Mean Square of the divisors of A141813(n).at n=15A141814
• Number of (n+1) X 5 0..1 arrays with the permanents of all 2 X 2 subblocks equal and nonzero.at n=6A204709
• Number of (n+1) X 8 0..1 arrays with the permanents of all 2 X 2 subblocks equal and nonzero.at n=3A204712