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 A032551 #24 Oct 25 2019 16:57:02
%S A032551 0,1,2,3,4,5,6,7,34217,34354,68582,68719,68720,70525,70537,70674,
%T A032551 104891,104902,105039,105040,106845,139257,141211,141348,175577,
%U A032551 175714,177519,177520,177668,211885,212022,212034,213839,213840,248205,248342,250148
%N A032551 Numbers that, when expressed in base 8 and then interpreted in base 10, yield a multiple of the original number.
%C A032551 Decimal 'base-8 looking' numbers divided by their actual base-8 value is an integer.
%C A032551 There are only 37 terms up to 30 million. - _Harvey P. Dale_, Sep 29 2012
%H A032551 Giovanni Resta, <a href="/A032551/b032551.txt">Table of n, a(n) for n = 1..52</a> (first 37 terms from Harvey P. Dale)
%e A032551 7 in base 8 is 7, which interpreted in base 10 is 7=1*7.
%t A032551 Join[{0},Select[Range[300000],Divisible[FromDigits[ IntegerDigits[ #,8]],#]&]] (* _Harvey P. Dale_, Sep 29 2012 *)
%Y A032551 Cf. A032552. See also A032532.
%K A032551 nonn,base
%O A032551 1,3
%A A032551 _Patrick De Geest_, Apr 15 1998
%E A032551 Edited by _N. J. A. Sloane_, Jun 07 2008 at the suggestion of _Sergio Pimentel_
%E A032551 Name edited by _Jon E. Schoenfield_, Oct 25 2019