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 A068389 #7 Feb 13 2024 23:16:02 %S A068389 0,1,-1,3,-2,-1,5,-5,1,8,-6,-3,11,-10,-1,15,-10,12,-17,21,-18,-2,26,2, %T A068389 -29,9,26,4,2,-41,1,10,34,-40,46,-48,54,2,-59,65,-50,54,2,6,-76,16,64, %U A068389 6,-87,95,4,2,4,2,-86,90,-102,-6,122,-125,5,124,6,2,-136 %N A068389 Differences between the primes generating the n-th prime power. %e A068389 The first prime powers are 4, 8, 9, 16, 25, ... These are generated by 2, 2, 3, 2, 5, ... (A025476) and the differences are 0, 1, -1, 3, ... %Y A068389 Cf. A025476. %K A068389 sign %O A068389 0,4 %A A068389 _Jon Perry_, Mar 04 2002 %E A068389 More terms from _Sean A. Irvine_, Feb 13 2024