206,1

This sequence shows that the difference between a composite number and a prime rests on the modification of a single decimal digit of the given composite integer.

(RSA-704)+ 10^206 = prime

Position[PrimeQ[Table[ \

740375634795617128280467960974295731425931888892312890849362326389727650340282\

662768919964196251178439958943305021275853701189680982867331732731089309005525\

05116877063299072396380786710086096962537934650563796359 + 10^n, {n, 2000}]], \

True]

Sequence in context: A058180 A025351 A025343 this_sequence A113490 A054007 A133149

Adjacent sequences: A113931 A113932 A113933 this_sequence A113935 A113936 A113937

nonn

Joao da Silva (zxawyh66(AT)yahoo.com), Jan 30 2006