A362330
The i-values of pairs (i, j) listed in A362329.
Original entry on oeis.org
1, 1, 4, 3, 3, 4, 1, 3, 4, 5, 7, 4, 5, 5, 1, 4, 7, 10, 1, 4, 7, 10, 13, 3, 12, 3, 4, 12, 13, 1, 3, 4, 5, 7, 10, 12, 13, 14, 16, 4, 5, 9, 13, 14, 5, 9, 10, 14, 1, 4, 7, 9, 10, 11, 13, 16, 19, 9, 10, 11, 12, 9, 10, 11, 12, 13, 1, 4, 7, 9, 10, 11, 12, 13, 14, 16
Offset: 1
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is(i, j) = { while (i && j, if (i%3==1 && j%3==1, return (0), i\=3; j\=3;);); return (1); }
row(ij) = select(i -> !is(i, ij-i), [0..ij])
A362331
The j-values of pairs (i, j) listed in A362329.
Original entry on oeis.org
1, 4, 1, 3, 4, 3, 7, 5, 4, 3, 1, 5, 4, 5, 10, 7, 4, 1, 13, 10, 7, 4, 1, 12, 3, 13, 12, 4, 3, 16, 14, 13, 12, 10, 7, 5, 4, 3, 1, 14, 13, 9, 5, 4, 14, 10, 9, 5, 19, 16, 13, 11, 10, 9, 7, 4, 1, 12, 11, 10, 9, 13, 12, 11, 10, 9, 22, 19, 16, 14, 13, 12, 11, 10, 9
Offset: 1
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is(i, j) = { while (i && j, if (i%3==1 && j%3==1, return (0), i\=3; j\=3;);); return (1); }
row(ij) = apply (i -> ij-i, select(i -> !is(i, ij-i), [0..ij]))
A362326
Pairs (i, j) of nonnegative integers whose ternary expansions have no common digit 1 sorted first by i + j then by i.
Original entry on oeis.org
0, 0, 0, 1, 1, 0, 0, 2, 2, 0, 0, 3, 1, 2, 2, 1, 3, 0, 0, 4, 1, 3, 2, 2, 3, 1, 4, 0, 0, 5, 2, 3, 3, 2, 5, 0, 0, 6, 1, 5, 2, 4, 4, 2, 5, 1, 6, 0, 0, 7, 1, 6, 2, 5, 5, 2, 6, 1, 7, 0, 0, 8, 2, 6, 6, 2, 8, 0, 0, 9, 1, 8, 2, 7, 3, 6, 6, 3, 7, 2, 8, 1, 9, 0, 0, 10
Offset: 1
The first pairs are:
(0, 0),
(0, 1), (1, 0),
(0, 2), (2, 0),
(0, 3), (1, 2), (2, 1), (3, 0),
(0, 4), (1, 3), (2, 2), (3, 1), (4, 0),
(0, 5), (2, 3), (3, 2), (5, 0),
(0, 6), (1, 5), (2, 4), (4, 2), (5, 1), (6, 0),
(0, 7), (1, 6), (2, 5), (5, 2), (6, 1), (7, 0),
(0, 8), (2, 6), (6, 2), (8, 0),
...
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is(i, j) = { while (i && j, if (i%3==1 && j%3==1, return (0), i\=3; j\=3;);); return (1); }
row(ij) = apply (i -> [i, ij-i], select(i -> is(i, ij-i), [0..ij]))
Showing 1-3 of 3 results.
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