id:A032622 - OEIS Search Results

Search: id:A032622

Displaying 1-1 of 1 results found.

page 1

Numbers n such that n concatenated with n + 7 is a prime.

+0
2

2, 6, 20, 26, 30, 36, 44, 60, 62, 66, 74, 80, 86, 1004, 1034, 1046, 1086, 1094, 1104, 1136, 1142, 1194, 1200, 1206, 1214, 1224, 1250, 1262, 1266, 1290, 1292, 1296, 1320, 1326, 1332, 1346, 1350, 1352, 1356, 1364, 1370, 1380, 1404, 1416, 1434, 1472, 1496 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Cf. A032612.` `Sequence in context: A028689 A156269 A128447 this_sequence A104749 A062281 A131441` `Adjacent sequences: A032619 A032620 A032621 this_sequence A032623 A032624 A032625`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), May 15, 1998.`

page 1

Search completed in 0.002 seconds

Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research