A115738 k is prime and digits of k^2 include digits of k as substring.

5, 66952741, 146509717, 753348181, 562984507451, 860628177919, 978058181203, 50385563791193

Offset: 1

Author

Giovanni Resta, Jan 30 2006

Keywords

• nonn
• base
• more

Comments

Subset of A046831.

a(9) > 10^14. Primes 43473168442554675203, 20944025626422831137347, 35083931242599287584057, and 569177878099445999493598065089 are also terms. - Giovanni Resta, Sep 10 2018

Examples

			66952741^2 = 4482_66952741_3081.
		

Crossrefs

Cf. A046831, A115739, A115763.

Extensions

a(8) from Giovanni Resta, Sep 08 2018