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A125720
A variation on the Thue-Morse sequence.
1
0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0
OFFSET
1,1
EXAMPLE
Start with chain 1 equal to 0:
ch 1 = 0
Copy and paste chain 1, then complement 1 rightmost digit (1->0, 0->1):
ch 2 = 0,1
Copy and paste chain 2, then complement 2 rightmost digits (1->0, 0->1):
ch 3 = 0,1,1,0
Copy and paste chain 3, then complement 3 rightmost digits (1->0, 0->1):
ch 4 = 0,1,1,0,0,0,0,1
Copy and paste chain 4, then complement 4 rightmost digits (1->0, 0->1):
ch 5 = 0,1,1,0,0,0,0,1,0,1,1,0,1,1,1,0
Copy and paste chain 5, then complement 5 rightmost digits (1->0, 0->1):
ch 6 = 0,1,1,0,0,0,0,1,0,1,1,0,1,1,1,0,0,1,1,0,0,0,0,1,0,1,1,1,0,0,0,1
Copy and paste chain 6, then complement 6 rightmost digits (1->0, 0->1):
ch 7 = 0,1,1,0,0,0,0,1,0,1,1,0,1,1,1,0,0,1,1,0,0,0,0,1,0,1,1,1,0,0,0,1,0,1,1,0,0,0,0,1,0,1,1,0,1,1,1,0,0,1,1,0,0,0,0,1,0,1,0,0,1,1,1,0
etc.
CROSSREFS
Sequence in context: A342000 A194685 A182582 * A095130 A284789 A288736
KEYWORD
easy,nonn
AUTHOR
Eric Angelini, Feb 01 2007
STATUS
approved