|
|
A034105
|
|
Numbers n such that fractional part of square root of n starts with digit 9.
|
|
2
|
|
|
35, 48, 63, 80, 99, 119, 120, 142, 143, 167, 168, 194, 195, 223, 224, 253, 254, 255, 286, 287, 288, 321, 322, 323, 358, 359, 360, 397, 398, 399, 437, 438, 439, 440, 480, 481, 482, 483, 525, 526, 527, 528, 572, 573, 574, 575, 621, 622, 623, 624, 671, 672
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
EXAMPLE
|
sqrt(35)=5.916..., sqrt(48)=6.928..., sqrt(80)=8.944... - R. J. Mathar, Jul 21 2020
|
|
MATHEMATICA
|
Select[Range[700], NumberDigit[Sqrt[#], -1]==9&] (* Harvey P. Dale, Mar 26 2023 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy,base
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|