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A127442
Triangle read by rows: row n consists of 1 followed by initial n-1 terms of A127440.
1
1, 1, -2, 1, -2, 0, 1, -2, 0, 1, 1, -2, 0, 1, -1, 1, -2, 0, 1, -1, 2, 1, -2, 0, 1, -1, 2, -2, 1, -2, 0, 1, -1, 2, -2, 1, 1, -2, 0, 1, -1, 2, -2, 1, 0, 1, -2, 0, 1, -1, 2, -2, 1, 0, 1, 1, -2, 0, 1, -1, 2, -2, 1, 0, 1, -2, 1
OFFSET
1,3
COMMENTS
Row sums give A008683.
EXAMPLE
Triangle begins:
1
1 -2,
1 -2, 0,
1 -2, 0, 1,
1 -2, 0, 1, -1,
1 -2, 0, 1, -1, 2,
1 -2, 0, 1, -1, 2, -2,
1 -2, 0, 1, -1, 2, -2, 1,
1 -2, 0, 1, -1, 2, -2, 1, 0,
1 -2, 0, 1, -1, 2, -2, 1, 0, 1,
1 -2, 0, 1, -1, 2, -2, 1, 0, 1, -2,
CROSSREFS
Cf. A127440 (first differences of mu(n), A008683).
Cf. A008683.
Sequence in context: A057985 A135387 A321104 * A357524 A115628 A114002
KEYWORD
tabl,sign
AUTHOR
Gary W. Adamson, Jan 14 2007
EXTENSIONS
One term corrected by T. D. Noe, Feb 08 2007
Edited, corrected and extended by N. J. A. Sloane, Mar 01 2007
STATUS
approved