A092014 Numbers that can be expressed as the difference of the squares of primes in exactly eighteen distinct ways.

314160, 378840, 1127280, 1835400, 2234232, 3485328, 6016920, 6588120, 7611240, 7868280, 8713320, 9838920, 9969960, 10210200, 10799880, 10952760, 11291280, 11509680, 11938080, 12326160, 12437880, 12815880, 12983880, 13693680

Offset: 1

Author

Ray Chandler, Feb 22 2004

Keywords

• nonn

Examples

			314160 = 563^2-53^2 = 571^2-109^2 = 577^2-137^2 = 607^2-233^2 =
641^2-311^2 = 701^2-421^2 = 727^2-463^2 = 853^2-643^2 = 1009^2-839^2 =
1223^2-1087^2 = 1483^2-1373^2 = 2833^2-2777^2 = 3761^2-3719^2 =
3947^2-3907^2 = 4637^2-4603^2 = 7151^2-7129^2 = 26183^2-26177^2 =
78541^2-78539^2
		

Crossrefs

Cf. A090781, A090782, A090788, A092000-A092020.

Extensions

a(14)-a(24) from Donovan Johnson, Nov 26 2008