1328431104

Appears in sequences

• Theta series of (putative) extremal 2-modular even lattice in dimension 52.at n=5A034607
• a(n) = Sum_{k=0..floor(n/3)} (k+1) * 2^k * 3^(n-3*k) * binomial(k,4*(n-3*k)).at n=41A392075