id:A093174 - OEIS Search Results

Search: id:A093174

Displaying 1-1 of 1 results found.

page 1

Primes of the form 40*R_n + 1, where R_n is the repunit (A002275) of length n.

+0
5

41, 4441, 44444444441, 4444444444444444444444444441, 4444444444444444444444444444444444444444444444444444441, 44444444444444444444444444444444444444444444444444444444444444444444444444444444\ 44444444444441 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Cf. A056681 (corresponding n).` `Sequence in context: A167246 A107690 A068815 this_sequence A159992 A101830 A091758` `Adjacent sequences: A093171 A093172 A093173 this_sequence A093175 A093176 A093177`
	KEYWORD	`nonn`
	AUTHOR	`Rick L. Shepherd (rshepherd2(AT)hotmail.com), Mar 27 2004`

page 1

Search completed in 0.002 seconds

Last modified December 10 00:48 EST 2009. Contains 170565 sequences.

AT&T Labs Research