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 A211022 #17 Apr 16 2012 13:43:21 %S A211022 -6,-4,-2,0,2,6,8,4,-10,-12,-8,10,12,14,16,20,22,24,26,30,32,34,36,28, %T A211022 38,40,42,46,48,52,56,58,60,62,54,50,44,64,66,68,18,70,72,74,76,78,80, %U A211022 82,84,86,88,90,92,94,96,98,102,106,104,100 %N A211022 Value on the axis "y" of the center of the n-th circle formed in the structure of A211000. %C A211022 The structure of A211000 looks like essentially a column of tangent circles of radius 1. The structure arises from the prime numbers A000040. Values on the axis "x" are equal to 3. %Y A211022 Cf. A187210, A211000, A211001-A211003, A211010, A211011, A211020, A211021, A211023, A211024. %K A211022 sign %O A211022 1,1 %A A211022 _Omar E. Pol_, Mar 31 2012