A145381 Prime numbers p such that p^2 is a concatenation of decimal representations of m and m-1 for some integer m.

9901, 99990001, 999999000001, 9999999900000001, 811451682377384625400019885321, 666809750614092756440997454321145572124297

Offset: 1

Author

Max Alekseyev, Oct 09 2008

Keywords

• base
• nonn

Links

• Max Alekseyev. Table of n, a(n) for n = 1..96

Crossrefs

Prime elements of A054216.