id:A138307 - OEIS Search Results

Search: id:A138307

Displaying 1-1 of 1 results found.

page 1

Even numbers not representable as p+g, where p is a prime and g is a prime primitive root of p.

+0
3

2, 4, 6, 14, 16, 26, 36, 38, 64, 100, 144, 196, 206, 256, 324, 332, 400, 484, 530, 576, 676, 784, 900, 1024, 1156, 1296, 1444, 1600, 1764, 1936, 2116, 2304, 2500, 2704, 2916, 3136, 3364, 3600, 3844, 4096, 4356, 4624, 4900, 5184, 5476, 5776, 6084, 6400 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`This sequence appears to contain the squares of all even numbers (A016742) and a thin set of other numbers (A138318).`
	CROSSREFS	`Cf. A138305 (prime primitive roots).` `Sequence in context: A033305 A105543 A027712 this_sequence A124693 A095698 A064409` `Adjacent sequences: A138304 A138305 A138306 this_sequence A138308 A138309 A138310`
	KEYWORD	`nonn`
	AUTHOR	`T. D. Noe (noe(AT)sspectra.com), Mar 14 2008`

page 1

Search completed in 0.002 seconds

Last modified November 25 08:46 EST 2009. Contains 167481 sequences.

AT&T Labs Research