Mr. Google was not clear enough...
What is the "condition number of the Vandermonde coefficient matrix"??
(the rest was easy.. ;-) )
FYI: The condition number of the Vandermonde coefficient matrix is just the norm of the matrix times the norm of its inverse. Cheers.
PS: Wikipedia will just lead you to a paid wall. Don't waste time.
Project Euler: Problem 6, Natural numbers, squares and sums.
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