24209

Appears in sequences

• Number of graphical partitions of simple Eulerian graphs (partitions given by the degrees of vertices of simple (no loops or multiple edges) graphs having only vertices of even degrees) having n edges.at n=50A069831
• a(n) = 12*n^2 - 2*n - 1.at n=45A185918
• Number of compositions of n with difference 1 between the number of odd parts and the number of even parts, both counted without multiplicity.at n=16A242841
• Numbers k such that (17*10^k - 89)/9 is prime.at n=17A295324
• Expansion of Product_{k>=1} (1/(1 - x^k))^(sigma_0(k)^2).at n=14A301747
• Expansion of (1/x) * Series_Reversion( x * (1-4*x)^2 / (1-x) ).at n=4A371386