The book is now available! 4195
(another Prime Pages' Curiosity)
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+ 4195 = 5 * 839 has a sum of prime factors (5 + 839 = 844) that is equal to the sum of the distinct prime factors of the two preceding numbers. 4194 = 2 * 3^2 * 233; 2 + 3 + 233 = 238; 4193 = 7 * 599; 7 + 599 = 606; 241 + 606 = 847; 238 + 606 = 844). [Post]




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