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Search: id:A127249
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| A127249 |
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A product of Thue-Morse related triangles. |
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+0
3
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| 1, 2, 1, 2, 2, 1, 0, 0, 0, 1, 0, 0, 0, 2, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 2, 1, 0, 0, 0, 0, 0, 0, 2, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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Product of A127243 with A127247. Inverse A127251 is given by (-1)^(n+k)T(n,k).
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EXAMPLE
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Triangle begins
1,
2, 1,
2, 2, 1,
0, 0, 0, 1,
0, 0, 0, 2, 1,
0, 0, 0, 0, 0, 1,
0, 0, 0, 0, 0, 0, 1,
0, 0, 0, 0, 0, 0, 2, 1,
0, 0, 0, 0, 0, 0, 2, 2, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1
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CROSSREFS
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Sequence in context: A008441 A134343 A108804 this_sequence A127251 A063251 A060208
Adjacent sequences: A127246 A127247 A127248 this_sequence A127250 A127251 A127252
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KEYWORD
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easy,nonn
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AUTHOR
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Paul Barry (pbarry(AT)wit.ie), Jan 10 2007
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