331500

Appears in sequences

• Number of atoms in first n shells of type I hyperfullerene.at n=25A063497
• Numbers m such that DivisorSigma(4*k-2, m) mod m = 0 holds presumably for all k; that is, (4k-2)-power-sums of divisors of m are divisible by m for all k.at n=28A066290
• Number of length-4 0..n arrays with no repeated value greater than the previous repeated value.at n=22A269436
• a(n) = (n^2 - 3*n + 6)*binomial(n+2,3)/4.at n=24A301973
• Expansion of Hypergeometric function F(5/12, 13/12; 2; 1728*x) in powers of x.at n=2A318174