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 A284442 #31 Oct 29 2023 09:47:39 %S A284442 0,1,3,5,8,11,15,18,22,25,29,34,40,45,49,55,62,69,75,79,85,90,97,103, %T A284442 110,115,121,125,130,137,145,153,160,170,180,191,200,207,215,225,232, %U A284442 237,245,256,266,275,285,298,310,323 %N A284442 Number of nonzero terms in first n rows of the base-3 generalized Pascal triangle P_3 (A284441). %H A284442 Manon Stipulanti, <a href="/A284442/b284442.txt">Table of n, a(n) for n = 0..6560</a> %H A284442 Julien Leroy, Michel Rigo, and Manon Stipulanti, <a href="https://doi.org/10.37236/6581">Behavior of Digital Sequences Through Exotic Numeration Systems</a>, Electronic Journal of Combinatorics 24(1) (2017), #P1.44. See <a href="https://orbi.ulg.ac.be/bitstream/2268/205077/1/postprint%20auteur.pdf">also</a>. %H A284442 Julien Leroy, Michel Rigo, and Manon Stipulanti, <a href="https://arxiv.org/abs/1705.10065">Counting Subwords Occurrences in Base-b Expansions</a>, arXiv:1705.10065 [math.CO], 2017. %H A284442 Julien Leroy, Michel Rigo, and Manon Stipulanti, <a href="http://math.colgate.edu/~integers/sjs13/sjs13.Abstract.html">Counting Subwords Occurrences in Base-b Expansions</a>, Integers, Electronic Journal of Combinatorial Number Theory 18A (2018), #A13. %H A284442 Manon Stipulanti, <a href="https://arxiv.org/abs/1801.03287">Convergence of Pascal-Like Triangles in Parry-Bertrand Numeration Systems</a>, arXiv:1801.03287 [math.CO], 2018. %Y A284442 Partial sums of A282715. %Y A284442 Cf. A284441. %K A284442 nonn %O A284442 0,3 %A A284442 _Manon Stipulanti_, Mar 27 2017