A119887 - OEIS

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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

(list; graph; refs; listen; history; text; internal format)

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