This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A295016 #12 Jun 14 2025 13:23:32 %S A295016 16,36,64,256,361,625,1156,1600,2116,2601,3136,3364,3600,4356,4624, %T A295016 5625,6241,6400,6561,11236,11664,13456,14161,14641,15625,16641,20164, %U A295016 21316,24336,25600,26244,30625,36100,41616,42436,43264,46225,46656,50625,53361,56644,60025,60516,61504 %N A295016 Squares whose largest digit is 6. %H A295016 Harvey P. Dale, <a href="/A295016/b295016.txt">Table of n, a(n) for n = 1..1000</a> %F A295016 a(n) = A295006(n)^2. %t A295016 Select[Range[250]^2,Max[IntegerDigits[#]]==6&] (* _Harvey P. Dale_, Jun 14 2025 *) %o A295016 (PARI) is_A295016(n)=issquare(n)&&n&&vecmax(digits(n))==6 \\ The "n&&" avoids an error message for n = 0. %Y A295016 Cf. A295006 (square roots of the terms); A277946, A277947, A277948, A295015 .. A295019 (analog for digits 2 through 9), A295021 (analog for cubes). %Y A295016 Cf. A000290 (the squares). %K A295016 nonn,base %O A295016 1,1 %A A295016 _M. F. Hasler_, Nov 12 2017