A113507 Numbers whose square root in base 10 starts with 10 distinct digits.

1362, 1843, 2540, 4280, 5507, 6896, 14601, 15143, 17547, 18393, 20337, 22710, 23560, 25887, 27487, 30728, 32286, 32615, 33144, 34499, 37194, 43422, 46075, 46167, 47293, 47497, 56125, 58465, 58495, 60552, 60911, 62069, 62091, 65743

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..400

Example

sqrt(1362) = 36.90528417...

Mathematica

Do[If[Union@Take[RealDigits[s = Sqrt[k], 10, 20][[1]], 10] == Range[0, 9], Print[{k, N[s, 15]}]], {k, 10^5}]
Select[Range[75000], Sort[RealDigits[Sqrt[#], 10, 10][[1]]]==Range[0, 9]&] (* Harvey P. Dale, Dec 19 2015 *)

Crossrefs

Sequence in context: A223254 A260441 A265498 * A119521 A004930 A004950

Adjacent sequences: A113504 A113505 A113506 * A113508 A113509 A113510

Keyword

base,easy,nonn

Author

Giovanni Resta, Jan 11 2006

Extensions

More terms from Robert G. Wilson v, Jan 12 2006

Status

approved