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A211022
Value on the axis "y" of the center of the n-th circle formed in the structure of A211000.
5
-6, -4, -2, 0, 2, 6, 8, 4, -10, -12, -8, 10, 12, 14, 16, 20, 22, 24, 26, 30, 32, 34, 36, 28, 38, 40, 42, 46, 48, 52, 56, 58, 60, 62, 54, 50, 44, 64, 66, 68, 18, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 102, 106, 104, 100
OFFSET
1,1
COMMENTS
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.
KEYWORD
sign
AUTHOR
Omar E. Pol, Mar 31 2012
STATUS
approved