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 A013600 #13 May 04 2024 01:57:37 %S A013600 1,1,1,7,1,13,7,5,11,25,5,35,35,35,5,91,47,35,5,17,11,7,103,61,7,13, %T A013600 23,7,25,47,7,73,5,41,133,77,101,103,193,61,47,187,71,35,215,83,121, %U A013600 95,37,95,145,35,77,13,7,5,25,77,47,283,235,23,137,137,47 %N A013600 a(n) = nextprime(6^n)-6^n. %H A013600 Daniel Starodubtsev, <a href="/A013600/b013600.txt">Table of n, a(n) for n = 0..1000</a> %F A013600 a(n) = A063766(n)-6^n = A013632(6^n). - _R. J. Mathar_, Nov 28 2016 %p A013600 seq(nextprime(6^i)-6^i,i=0..100); %t A013600 (NextPrime[#]-#)&/@(6^Range[0,70]) (* _Harvey P. Dale_, May 04 2024 *) %o A013600 (PARI) a(n) = nextprime(6^n)-6^n; \\ _Michel Marcus_, Jan 08 2020 %Y A013600 Cf. A000400, A013632, A063766. %K A013600 nonn %O A013600 0,4 %A A013600 James Kilfiger (mapdn(AT)csv.warwick.ac.uk)