125681

Appears in sequences

• Number of 1X10 integer matrices with each row summing to zero, row elements in nondecreasing order, rows in lexicographically nondecreasing order, and the sum of squares of the elements <= 2*n^2 (number of collections of 1 zero-sum 10-vectors with total modulus squared not more than 2*n^2, ignoring vector and component permutations).at n=10A192697
• Expansion of Sum_{k>0} x^k/(1 - k*x^k)^4.at n=19A363645