id:A087857 - OEIS Search Results

Search: id:A087857

Displaying 1-1 of 1 results found.

page 1

Primes of the form 16m^2+25, for m=1,2,3...

+0
2

41, 89, 281, 601, 809, 1049, 1321, 2729, 4649, 5209, 5801, 9241, 11689, 12569, 15401, 17449, 18521, 21929, 26921, 41641, 46681, 52009, 53849, 55721, 59561, 71849, 80681, 87641, 94889, 97369, 99881, 107609, 112921, 118361, 126761, 135449 (list; graph; listen)

	OFFSET	`1,1`
	PROGRAM	`(PARI) fourmp1(m, n) = { forstep(x=1, m, 1, y=16(x^2+n^2)+8n+1; if(isprime(y), print1(y", ")) ) }`
	CROSSREFS	`Sequence in context: A142411 A139924 A107145 this_sequence A139995 A044179 A044560` `Adjacent sequences: A087854 A087855 A087856 this_sequence A087858 A087859 A087860`
	KEYWORD	`nonn`
	AUTHOR	`Cino Hilliard (hillcino368(AT)gmail.com), Oct 09 2003`

page 1

Search completed in 0.002 seconds

Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research