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0, 1, 1, 9, 16, 13, 9, 13, 16, 81, 100, 91, 144, 142, 157, 117, 112, 133, 81, 91, 100, 117, 133, 112, 144, 157, 142, 729, 784, 757, 900, 961, 931, 819, 877, 853, 1296, 1369, 1333, 1278, 1249, 1237, 1413, 1381, 1456, 1053, 1117, 1099, 1008, 997, 1030, 1197, 1183, 1141
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,4
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LINKS
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Antti Karttunen, Table of n, a(n) for n = 0..19682
David Applegate, Marc LeBrun and N. J. A. Sloane, Carryless Arithmetic (I): The Mod 10 Version
Index entries for sequences related to carryless arithmetic
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PROG
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(PARI)
A325820sq(b, c) = fromdigits(Vec(Pol(digits(b, 3))*Pol(digits(c, 3)))%3, 3);
A169999(n) = A325820sq(n, n); \\ Antti Karttunen, Jun 17 2019
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CROSSREFS
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Main diagonal of A325820.
For bases 2 through 10 see A000695, A169999, A170985-A170990 and A059729.
Sequence in context: A133816 A048752 A293376 * A110151 A131746 A092095
Adjacent sequences: A169996 A169997 A169998 * A170000 A170001 A170002
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KEYWORD
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nonn,base,look
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AUTHOR
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N. J. A. Sloane, Aug 29 2010
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STATUS
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approved
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