> A number is a perfect square, or a square number, if it is the square of a positive integer. For example, is a square number because ; it is also an odd square. The first 5 square numbers are: , and the sum of the odd squares is . Among the first 881 thousand square numbers, what is the sum of all the odd squares?

I wanted to use Uiua, and hence:

/+ⁿ2+1⍜÷⇡ 2 881000

But Uiua doesn’t support big ints, just f64. So yuck, python to get an accurate answer. Just sad now.