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A137070 Numbers k such that k and k^2 use only the digits 2, 3, 4, 5 and 9. 1

%I #7 Apr 12 2024 09:51:27

%S 2,3,5,23,235,2235,2335,2435,4923,4935,4943,5435,5935,22235,23335,

%T 49335,54335,229335,233335,492235,492435,493923,495943,499335,499423,

%U 2234935,2333335,2354235,2439923,4954235,4954335,4993335,5424235,5425435,5434423,5934935,5935935,22225943,22234935,23333335,23435943,23522235,24493335,49552235

%N Numbers k such that k and k^2 use only the digits 2, 3, 4, 5 and 9.

%C Generated with DrScheme.

%H Jonathan Wellons, <a href="/A137070/b137070.txt">Table of n, a(n) for n = 1..373</a>

%H J. Wellons, <a href="https://web.archive.org/web/20090206165028/http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a> [archived]

%e 595345235942335^2 = 354435949959234529935445252225.

%K base,nonn,changed

%O 1,1

%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008

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Last modified April 13 14:19 EDT 2024. Contains 371642 sequences. (Running on oeis4.)