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A127468
Triangle, row sums = n, right border = n*phi(n).
+0
2
1, 0, 2, -3, 0, 6, 0, -4, 0, 8, -15, 0, 0, 0, 20, 0, -6, 0, 0, 0, 12, -35, 0, 0, 0, 0, 0, 42, 0, -8, 0, -16, 0, 0, 0, 32, -9, 0, -36, 0, 0, 0, 0, 0, 54, 0, -30, 0, 0, 0, 0, 0, 0, 0, 40
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.
AT&T Labs Research
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