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

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

Offset

1,1

Comments

Subset of A046831.

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

Links

Table of n, a(n) for n=1..8.

Example

66952741^2 = 4482_66952741_3081.

Crossrefs

Cf. A046831, A115739, A115763.

Sequence in context: A111727 A277630 A231018 * A115763 A052000 A094467

Adjacent sequences: A115735 A115736 A115737 * A115739 A115740 A115741

Keyword

nonn,base,more

Author

Giovanni Resta, Jan 30 2006

Extensions

a(8) from Giovanni Resta, Sep 08 2018

Status

approved