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 A036927 #6 Oct 10 2019 00:11:39 %S A036927 27,121,265,355,517,913,915,1111,1165,1219,1255,1507,1633,1903,2067, %T A036927 2155,2173,2227,2265,2409,2515,2605,2965,3091,3505,3615,3865,4209, %U A036927 4765,4855,5071,5305,6115,6315,6457,7051,7447,7465,7915,8005,8023,9015,9031 %N A036927 Digit sum of 'odd' number equals digit sum of 'sum' and 'juxtaposition' of its prime factors (counted with multiplicity). %Y A036927 Cf. A006753, A036921, A019506. %K A036927 nonn,base %O A036927 1,1 %A A036927 _Patrick De Geest_, Jan 04 1999