835380

Appears in sequences

• Theta series for 10-dimensional 4-modular lattice Q10 with minimal norm 4.at n=16A037219
• Number of labeled pure 2-complexes on n nodes (0-simplexes) with 4 2-simplexes and 11 1-simplexes.at n=3A054648
• Integers that can be expressed as a product of triangular numbers in 3 different ways.at n=17A110904
• Numbers with prime factorization pqrst^2u^3.at n=14A190390
• Triangle S(n,k) by rows: coefficients of 4^((n-1)/2)*(x^(1/4)*d/dx)^n when n is odd, and of 4^(n/2)*(x^(3/4)*d/dx)^n when n is even.at n=36A223170
• Triangle S(n,k) by rows: coefficients of 4^((n-1)/2)*(x^(1/4)*d/dx)^n when n=1,3,5,...at n=16A223527
• a(n) = numerator of r(n), where r(n) = (4*n+2)!/((3*n)!*2^n).at n=4A227624
• Denominators of partial sums of the reciprocals of the decagonal numbers.at n=5A294515
• Expansion of 1/(1 - 2*x + 5*x^2)^(7/2).at n=12A374509
• The least totient number k with exactly n solutions to the equation phi(x) = k, where all the solutions are nontotient numbers (A007617).at n=27A378510