perplexus.info :: Just Math : (p+5)/8 and (p+1)/4 = Prime Numbers

(p+5)/8 and (p+1)/4 = Prime Numbers (Posted on 2010-04-12)

Determine all possible value(s) of a prime number p such that each of (p+5)/8 and (p+1)/4 is a prime number.

Submitted by K Sengupta

Rating: 3.0000 (1 votes)

Solution: (Hide)

The only possible values of p are 11 and 19.

For a detailed explanation, refer to the solution submitted by Harry in this location.

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
re: Analytical solution	Charlie	2010-04-13 11:35:59
Analytical solution	Harry	2010-04-13 07:49:46
re: Trying	broll	2010-04-13 04:10:41
Trying	Ady TZIDON	2010-04-12 14:48:46
computer exploration (spoilers)	Charlie	2010-04-12 12:27:00

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