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A173943 Squares k such that, if k has d digits, k has at least one digit in common with every other d-digit square. 3
6241, 20164, 92416, 124609, 128164, 132496, 162409, 165649, 186624, 195364, 196249, 209764, 214369, 244036, 258064, 264196, 268324, 326041, 346921, 351649, 362404, 395641, 401956, 436921, 495616, 541696, 543169, 605284, 628849, 643204, 648025, 651249, 652864, 669124, 687241, 822649, 824464, 868624, 1034289, 1036324, 1046529, 1054729, 1065024, 1073296, 1132096 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Inspired by a problem of Bernardo Recamán Santos found in http://www.mathpuzzle.com/

How were these computed? Is there a better way than by brute force? - N. J. A. Sloane, Nov 27 2010

LINKS

Claudio Meller, Table of n, a(n) for n = 1..233

CROSSREFS

Sequence in context: A291422 A200830 A028545 * A071130 A031577 A031757

Adjacent sequences:  A173940 A173941 A173942 * A173944 A173945 A173946

KEYWORD

nonn,base

AUTHOR

Claudio Meller, Nov 26 2010

STATUS

approved

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Last modified October 26 05:46 EDT 2021. Contains 348256 sequences. (Running on oeis4.)