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 A152999 #11 Feb 24 2021 02:48:18 %S A152999 3,5,7,11,17,23,47,61,97,103,151,173,191,211,241,347,353,359,367,397, %T A152999 467,541,599,607,659,733,1109,1237,1367,1439,1453,1471,1663,2029,2357, %U A152999 2399,2671,2797,3373,3607,3719,3911,4241,5479,5501,5527,5701,5741,5779,5923 %N A152999 Primes in toothpick sequence A152998. %H A152999 David Applegate, Omar E. Pol and N. J. A. Sloane, <a href="/A000695/a000695_1.pdf">The Toothpick Sequence and Other Sequences from Cellular Automata</a>, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.] %H A152999 N. J. A. Sloane, <a href="/wiki/Catalog_of_Toothpick_and_CA_Sequences_in_OEIS">Catalog of Toothpick and Cellular Automata Sequences in the OEIS</a> %Y A152999 Cf. A139250, A139251, A139253, A152768, A152968, A152978, A152998, A153000, A153002, A153006, A153009. %K A152999 nonn %O A152999 1,1 %A A152999 _Omar E. Pol_, Dec 23 2008 %E A152999 More terms from _Jinyuan Wang_, Mar 15 2020