179334

Appears in sequences

• Theta series of extremal 3-modular even lattice in dimension 18.at n=4A034619
• a(n) = n^4*(n^4-1)/240.at n=9A078876
• Sum of three solutions of the Diophantine equation x^2 - y^2 = z^3.at n=27A085409
• Array t(n,k) = k^(2n)*(k^(2n)-1)*BernoulliB(2n)/(2n), n>=1, k>=2, absolute values read by ascending antidiagonals.at n=11A241066