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 A088293 #21 Apr 24 2017 10:52:07 %S A088293 11,167,1427,12227,111227,11117213,11111117,1111111411,11111111917, %T A088293 111111118319,1111111111717,11111111132923,111111111114823, %U A088293 1111111111113823,11111111111111923,111111111111112319,1111111111111116223,11111111111111121119,111111111111111111523 %N A088293 Smallest prime in which the digit string can be partitioned into n+1 parts (only nonzero parts allowed) such that the sum of the first n parts = the (n+1)th one. %e A088293 a(1) = 11, 1 = 1. %e A088293 a(2) = 167, 1+6 = 7 %e A088293 a(3) = 1427, 1+4+2 = 7. %e A088293 a(4) = 12227, 1+2+2+2 = 7. %e A088293 a(5) = 111227, 1+1+1+2+2 = 7. %e A088293 a(6) = 11117213, 1+1+1+1+7+2 = 13. %e A088293 a(7) = 11111117, 1+1+1+1+1+1+1 = 7. %e A088293 a(8) = 1111111411, 1+1+1+1+1+1+1+4 = 11. %Y A088293 Cf. A088291, A088292. %K A088293 base,nonn %O A088293 1,1 %A A088293 _Amarnath Murthy_, Sep 30 2003 %E A088293 a(6)-a(8) from _Randy L. Ekl_, Jan 08 2017 %E A088293 Offset corrected by _Omar E. Pol_, Jan 09 2017 %E A088293 a(9)-a(19) from _Giovanni Resta_, Apr 24 2017