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The lesser member in a twin prime pair and exact anagram with the
lesser in the next consecutive twin prime pair; the
smallest twin pairs with this property. [Punches]
The smallest prime p such that p^{11} is equal to the sum of 11 consecutive primes. [Rivera] The smallest prime of form 3^n+n, for n a composite, (n=8). [Post] The largest of only three primes formed from the concatenation in order of two doubledigit composite numbers differing by 4. The other are 3539 and 4549. Shall we call the pairs of composite numbers differing by 4, i.e., (35, 39), (45, 49), (65, 69), pairs of “cousin” composite numbers? [Loungrides]
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