A158082 Squares whose decimal expansion contains no digit greater than 4.

0, 1, 4, 100, 121, 144, 324, 400, 441, 1024, 1444, 2304, 2401, 10000, 10201, 10404, 12100, 12321, 14400, 22201, 23104, 32041, 32400, 33124, 40000, 40401, 44100, 101124, 102400, 103041, 110224, 114244, 121104, 123201, 130321, 131044, 144400, 203401, 204304, 213444

Offset: 1

Author

N. J. A. Sloane, May 23 2010

Keywords

• nonn
• base

Links

• Erich Friedman, What's Special About This Number?

Crossrefs

Cf. A158304.

Intersection of A000290 and A007091.

Programs

Mathematica

Select[Range[0, 1000]^2, Max[IntegerDigits[#]] <= 4 &] (* Paolo Xausa, Apr 29 2024 *)