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A154220
a(n) is the integer remainder of A001163(n) divided by 10.
0
1, 1, 1, -9, -1, 9, 9, -1, -9, 1, 9, -9, -9, 1, 1, -1, -1, 3, 3, -7, -3, 3, 3, -1, -1, 3, 3, -3, -7, 9, 1, -9, -1, 3, 9, -9, -9, 7, 1, -3, -3, 3, 7, -3, -3, 1, 7, -9, -9, 1, 7, -3, -7, 9, 1, -9, -1, 9, 1, -9, -9, 1, 1, -1, -9, 7, 1, -9, -7, 1, 1, -1, -1, 3, 9
OFFSET
0,4
MAPLE
seq(irem(A001163(n), 10), n=0..74); # Peter Luschny, Jul 28 2020
CROSSREFS
Cf. A001163.
Sequence in context: A187368 A193670 A309614 * A133919 A145078 A093644
KEYWORD
sign,easy,less
AUTHOR
Paul Curtz, Jan 05 2009
EXTENSIONS
Edited by N. J. A. Sloane, Jan 06 2009
More terms from Arkadiusz Wesolowski, Jan 18 2012
STATUS
approved