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Search: id:A083050
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| A083050 |
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Square table read by antidiagonals forms a permutation of the natural numbers: T(n,0)=floor(n*x/(x-1))+1, T(n,k+1)=ceil(x*T(n,k)), where x=sqrt(2), n>=0, k>=0. |
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+0
15
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| 1, 2, 4, 3, 6, 7, 5, 9, 10, 11, 8, 13, 15, 16, 14, 12, 19, 22, 23, 20, 18, 17, 27, 32, 33, 29, 26, 21, 25, 39, 46, 47, 42, 37, 30, 24, 36, 56, 66, 67, 60, 53, 43, 34, 28, 51, 80, 94, 95, 85, 75, 61, 49, 40, 31, 73, 114, 133, 135, 121, 107, 87, 70, 57, 44, 35, 104, 162, 189
(list; table; graph; listen)
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OFFSET
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0,2
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COMMENT
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First column is A083051, main diagonal is A083052, anti-diagonal sums give A083053.
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EXAMPLE
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Table begins:
1 2 3 5 8 12 17 25 36 51 73 104 ...
4 6 9 13 19 27 39 56 80 114 162 230 ...
7 10 15 22 32 46 66 94 133 189 268 380 ...
11 16 23 33 47 67 95 135 191 271 384 544 ...
14 20 29 42 60 85 121 172 244 346 490 693 ...
18 26 37 53 75 107 152 215 305 432 611 865 ...
21 30 43 61 87 124 176 249 353 500 708 1002 ...
24 34 49 70 99 141 200 283 401 568 804 1138 ...
28 40 57 81 115 163 231 327 463 655 927 1311 ...
31 44 63 90 128 182 258 365 517 732 1036 1466 ...
35 50 71 101 143 203 288 408 577 817 1156 1635 ...
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CROSSREFS
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Cf. A083051, A083052, A083053, A083044, A083047.
Sequence in context: A141429 A162953 A039819 this_sequence A083044 A126714 A035506
Adjacent sequences: A083047 A083048 A083049 this_sequence A083051 A083052 A083053
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KEYWORD
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nonn,tabl
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AUTHOR
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Paul D. Hanna (pauldhanna(AT)juno.com), Apr 18 2003
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