191128877173556587

                                                         19112887 7173556587

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+ 191128877173556587 is the smallest prime P such that P + 2^14 + 2^13 + 2^12 + 2^11 + 2^10 + 2^9 + 2^8 + 2^7 + 2^6 + 2^5 + 2^4 + 2^3 + 2^2 + 2^1 remains prime after removing consecutive terms from the right. Found by J. K. Andersen. (Puzzle created by Terry Trotter.) [Rivera]

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