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Search: id:A051242
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| A051242 |
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Array T by antidiagonals; T(n,k)=kth binary number d(1),...,d(j) for which exactly n digits d(i) satisfy d(i)=d(j+1-i) (n=0,1,2,...; k=1,2,3,..). |
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+0
1
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| 2, 10, 1, 12, 4, 3, 38, 6, 8, 5, 42, 18, 11, 7, 9, 52, 22, 13, 16, 15, 17, 56, 24, 14, 19, 32, 21, 33, 142, 28, 34, 20, 35, 27, 45, 65, 150, 70, 36, 23, 37, 31, 51, 73, 129, 170, 78, 39, 25, 41, 64, 63, 85, 153, 257, 178, 82, 40, 26, 44, 67, 128
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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Antidiagonals: {2}; {10,1}; {12,4,3}; ...
Top row: {2,10,12,38,42,...}=A035928.
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CROSSREFS
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Sequence in context: A058297 A113160 A100078 this_sequence A069287 A102775 A010700
Adjacent sequences: A051239 A051240 A051241 this_sequence A051243 A051244 A051245
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KEYWORD
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nonn,base
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AUTHOR
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Clark Kimberling (ck6(AT)evansville.edu)
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