A211022 - OEIS

%I #17 Apr 16 2012 13:43:21

%S -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 38,40,42,46,48,52,56,58,60,62,54,50,44,64,66,68,18,70,72,74,76,78,80,

%U 82,84,86,88,90,92,94,96,98,102,106,104,100

%N Value on the axis "y" of the center of the n-th circle formed in the structure of A211000.

%C 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 Cf. A187210, A211000, A211001-A211003, A211010, A211011, A211020, A211021, A211023, A211024.

%K sign

%O 1,1

%A _Omar E. Pol_, Mar 31 2012