Will any of the Van der Waerden numbers W(2,7), W(3,5), W(4,4), or W(5,3) be known before 2040?
1
249
70
2040
68%
chance

Context: https://en.wikipedia.org/wiki/Van_der_Waerden_number

(Note that this market uses Wikipedia's notation, i.e. W(r,k) where r is the number of colours and k is the length of the arithmetic progression.)

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