56007

Appears in sequences

• G.f.: (x+4*x^3+x^5)/((1-x)^2*(1-x^2)^2*(1-x^3)).at n=39A083707
• Triangle of the elementwise product of binomial coefficients with q-binomial coefficients [n,k] for q = 2.at n=30A157638
• Triangle of the elementwise product of binomial coefficients with q-binomial coefficients [n,k] for q = 2.at n=33A157638
• Numbers k such that Sum_{i=1..k} i^9 divides Product_{i=1..k} i^9.at n=16A166609
• Expansion of 1/Product_{k>=1} (1 - x^k)^(valuation(k,4) + 1).at n=37A373295