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 A248138 #15 Oct 25 2014 14:14:06 %S A248138 3,2,2,3,2,3,4,2,2,5,2,5,3,2,2,2,2,2,6,4,3,6,4,7,4,5,3,4,3,2,3,3,4,2, %T A248138 2,2,2,2,2,2,4,3,3,2,4,2,2,2,2,2,2,2,2,5,2,3,5,2,3,3,6,2,4,5,2,2,2,2, %U A248138 3,2,3,2,2,2,2,2,2,3,2,3,2,4,3,2,2,2,3 %N A248138 Consider the partition of consecutive evil numbers (A001969) into minimal blocks such that concatenation of numbers in each block is an odious number (A000069). Sequence lists numbers of evil numbers in each block. %C A248138 The blocks of consecutive evil numbers of the partition are %C A248138 0,3,5| 6,9| 10,12| 15,17,18| 20,23| 24,27,29| 30,33,34,36| 39,40| 43,45| 46,48,51,53,54| 57,58| 60,63,65,66,68|, etc. %Y A248138 Cf. A000069, A001969, A248140, A248145, A248146. %K A248138 nonn %O A248138 1,1 %A A248138 _Vladimir Shevelev_ and _Peter J. C. Moses_, Oct 02 2014