36270

Appears in sequences

• Number of 10's in all partitions of n.at n=48A024794
• Generalized sum of divisors function: third diagonal of A060044.at n=47A060045
• LCM of Stirling numbers of the second kind, S(n,k) for 1 <= k <= n; S(n,k) = number of partitions of {1,2,...,n} with k blocks.at n=5A063040
• Numbers which can be expressed as the product of a number and its reversal in at least two different ways.at n=24A066531
• Numbers k such that (1/k) * Sum_{d|k} d*sigma(d) is an integer.at n=15A069520
• Least area of primitive Pythagorean triangle whose legs differ by A058529(n).at n=36A094143
• Denominator of sum{k=1 to n} 1/S(n,k), where S(n,k) is a Stirling number of the second kind.at n=5A112291
• Number of nX5 0..4 arrays with each element equal to the number its horizontal and vertical zero neighbors.at n=8A197051
• Triangle read by rows: T(m,n) = number of maximal independent sets in m X n rectangular grid graph (m>=1, 1<=n<=m).at n=40A293177