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A174014
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Deleham triangle [1,1,-1,1,1,-1,1,...] DELTA [1,0,0,1,0,0,1,0,...], DELTA defined in A084938.
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5
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1, 1, 1, 2, 3, 1, 3, 7, 5, 1, 4, 13, 15, 7, 1, 4, 19, 33, 26, 9, 1, 2, 19, 53, 66, 40, 11, 1, -3, 3, 51, 115, 115, 57, 13, 1, -10, -37, -19, 103, 215, 183, 77, 15, 1, -14, -89, -193, -120, 173, 364, 273, 100, 17, 1, -4, -91, -387, -664, -406, 252, 574, 388, 126, 19, 1
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,4
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COMMENTS
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LINKS
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EXAMPLE
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Triangle begins
1,
1, 1,
2, 3, 1,
3, 7, 5, 1,
4, 13, 15, 7, 1,
4, 19, 33, 26, 9, 1,
2, 19, 53, 66, 40, 11, 1,
-3, 3, 51, 115, 115, 57, 13, 1,
-10, -37, -19, 103, 215, 183, 77, 15, 1,
-14, -89, -193, -120, 173, 364, 273, 100, 17, 1
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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