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 A284808 #6 Apr 05 2017 05:36:48 %S A284808 14,21,28,35,42,49,56,574,630,686,742,798,854,910,966,1085,1141,1197, %T A284808 1253,1309,1365,1421,1477,1596,1652,1708,1764,1820,1876,1932,1988, %U A284808 2107,2163,2219,2275,2331,2387,2443,2499,2618,2674,2730,2786,2842,2898,2954,3010,3129 %N A284808 Fixed points of the transform A284807. %e A284808 966 is a term of the sequence because 966 in base 8 is 1706, its complement in base 8 is 6071 and the digit reverse is again 1706 that is 966 in base 10. %p A284808 P:=proc(q,h) local a,b,k,n; for n from 1 to q do a:=convert(n,base,h); b:=0; %p A284808 for k from 1 to nops(a) do a[k]:=h-1-a[k]; b:=h*b+a[k]; od; if b=n then print(n); fi; od; end: P(10^2,8); %Y A284808 Cf. A035928, A284807. %K A284808 nonn,base,easy %O A284808 1,1 %A A284808 _Paolo P. Lava_, Apr 03 2017