cp's OEIS Frontend

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.

A378925 Positive numbers whose squares have at most one digit less than 8.

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%I A378925 #19 Dec 26 2024 20:13:17
%S A378925 1,2,3,7,9,17,83,2983,298327
%N A378925 Positive numbers whose squares have at most one digit less than 8.
%C A378925 No terms > 298327 with less than 11 digits.
%C A378925 No terms > 298327 with less than 22 digits. - _Michael S. Branicky_, Dec 11 2024
%e A378925 298327 is a term because 298327^2 = 88998998929 has only one digit that is less than 8.
%t A378925 Select[Range[10^6], Count[IntegerDigits[#^2], _?(#1 < 8 &)] < 2 &]
%Y A378925 Cf. A053934, A360822, A378926, A378927.
%K A378925 nonn,base,more
%O A378925 1,2
%A A378925 _Zhining Yang_, Dec 11 2024