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 A323944 #5 Feb 09 2019 22:53:27 %S A323944 1,1,1,2,3,3,1,4,8,12,5,2,10,29,48,36,15,3,25,95,193,185,114,32,6,70, %T A323944 329,757,933,706,316,80,10,196,1094,2896,4239,3960,2304,866,176,20, %U A323944 574,3659,10834,18468,20313,14787,7184,2238,408,36,1681,12029,39697,76788,97740,84672,51060,20929,5688,896,72 %N A323944 Irregular triangle read by rows: Numbers of unbranched k-5-catafusenes. %e A323944 Triangle begins: %e A323944 1, 1, 1, %e A323944 2, 3, 3, 1, %e A323944 4, 8, 12, 5, 2, %e A323944 10, 29, 48, 36, 15, 3, %e A323944 25, 95, 193, 185, 114, 32, 6, %e A323944 70, 329, 757, 933, 706, 316, 80, 10, %e A323944 196, 1094, 2896, 4239, 3960, 2304, 866, 176, 20, %e A323944 574, 3659, 10834, 18468, 20313, 14787, 7184, 2238, 408, 36, %e A323944 1681, 12029, 39697, 76788, 97740, 84672, 51060, 20929, 5688, 896, 72, %e A323944 ... %Y A323944 First column is A001998. %K A323944 nonn,tabf %O A323944 2,4 %A A323944 _N. J. A. Sloane_, Feb 09 2019