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 A037334 #11 Oct 15 2023 18:53:27
%S A037334 1,2,3,4,5,6,7,120,121,122,123,124,125,176,177,178,179,234,235,236,
%T A037334 237,238,239,288,289,290,291,292,293,294,295,344,345,346,347,348,349,
%U A037334 350,459,460,461,462,463,568,569,570,571,572,573
%N A037334 Numbers whose base-8 and base-9 expansions have the same digit sum.
%F A037334 {n: A053829(n) = A053830(n)}. - _R. J. Mathar_, Jun 30 2021
%e A037334 125 is in the sequence because 125 = (1,4,8)_9 = (1,7,5)_8 and 1+4+8 = 1+7+5. 126 is not in the sequence because 126 = (1,5,0)_9 = (1,7,6)_8 but 1+5+0 <> 1+7+6. - _R. J. Mathar_, Jun 30 2021
%Y A037334 Cf. A053829, A053830.
%K A037334 nonn,base
%O A037334 1,2
%A A037334 _Clark Kimberling_