41296

Appears in sequences

• Number of nX4 0..4 arrays with each element equal to the number its horizontal and vertical neighbors equal to itself.at n=12A195965
• Number of length n 1..(2+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11.at n=12A254941
• Even integers k such that lambda(sum of even divisors of k) = sum of odd divisors of k.at n=42A293356
• G.f.: Sum_{k>=1} x^k/(1-x^k) * Product_{k>=1} (1+x^k).at n=45A305082