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A061858
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Differences between the ordinary multiplication table A004247 and the carryless multiplication table for GF(2)[X] polynomials A048720, i.e., the effect of the carry bits in binary multiplication.
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12
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 8, 0, 0, 0, 0, 0, 0, 12, 0, 8, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 16, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 24, 24, 0, 0, 0
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OFFSET
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0,25
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LINKS
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FORMULA
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EXAMPLE
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The top left 12 X 12 corner of the table:
| 0 1 2 3 4 5 6 7 8 9 10 11
------+------------------------------------------------
0 | 0 0 0 0 0 0 0 0 0 0 0 0
1 | 0 0 0 0 0 0 0 0 0 0 0 0
2 | 0 0 0 0 0 0 0 0 0 0 0 0
3 | 0 0 0 4 0 0 8 12 0 0 0 4
4 | 0 0 0 0 0 0 0 0 0 0 0 0
5 | 0 0 0 0 0 8 0 8 0 0 16 16
6 | 0 0 0 8 0 0 16 24 0 0 0 8
7 | 0 0 0 12 0 8 24 28 0 0 16 28
8 | 0 0 0 0 0 0 0 0 0 0 0 0
9 | 0 0 0 0 0 0 0 0 0 16 0 16
10 | 0 0 0 0 0 16 0 16 0 0 32 32
11 | 0 0 0 4 0 16 8 28 0 16 32 52
(End)
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CROSSREFS
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Main diagonal divided by 4: A213673.
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KEYWORD
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AUTHOR
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STATUS
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approved
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