A119887 Numbers whose square starts with 6 identical digits.

57735, 333334, 471405, 577350, 666667, 745356, 881917, 942809, 1054093, 1054094, 1054095, 1054096, 1490712, 1490713, 1490714, 1825741, 1825742, 1825743, 2108185, 2108186, 2357022, 2357023, 2581988, 2581989, 2788866, 2788867

Offset

1,1

Links

Table of n, a(n) for n=1..26.

Example

57735^2=3333330225, 333334^2=111111555556.

Mathematica

Select[ Range[ 1000, 5000000 ], Length[ Union[ Take[ IntegerDigits[ #^2 ], 6 ] ] ] == 1 & ] (Jonathan Vos Post, Aug 29 2007)

Crossrefs

Cf. A119511.

Sequence in context: A233643 A166195 A031861 * A188256 A124729 A345565

Adjacent sequences: A119884 A119885 A119886 * A119888 A119889 A119890

Keyword

nonn,base

Author

Zak Seidov, Aug 04 2006

Status

approved