Quick! Without factoring or using any multinomial theorems, give me the coefficient of x(adsbygoogle = window.adsbygoogle || []).push({}); ^{17}in the polynomial product:

(x^{3}+23x)(x^{6}+35x^{4}+1685)(x^{19}+1246x^{9})

Can you do it?

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# Quick little number puzzle

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