42568

Appears in sequences

• Average theta series of odd unimodular lattices of dimension 10 (multiplied by 5).at n=5A029812
• a(n) = a(n-1) + 64*a(n-2), a(0)=1, a(1)=8.at n=5A158798
• a(n) is the number of smallest parts in the overpartitions of n having odd smallest part.at n=21A335730
• Numbers k such that sigma_2(k^2 + 1) == 0 (mod k).at n=38A360105