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Search: id:A050167
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| A050167 |
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T(n,k)=M(n,k,f(n,k)), 0<=k<=n, n >= 0, array M as in A050144, and f(n,k)=least number t for which M(n,k,t) is not 0. |
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1
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| 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 2, 2, 3, 1, 1, 3, 2, 5, 4, 1, 1, 4, 5, 5, 9, 5, 1, 1, 5, 9, 5, 14, 14, 6, 1, 1, 6, 14, 14, 14, 28, 20, 7, 1, 1, 7, 20, 28, 14, 42, 48, 27, 8, 1, 1, 8, 27, 48, 42, 42, 90, 75, 35, 9, 1, 1, 9, 35, 75, 90, 42, 132, 165, 110, 44
(list; table; graph; listen)
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OFFSET
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0,9
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COMMENT
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f(n,k)=-1 if 0<=k<=[ (n-1)/2 ], f(n,k)=2k-n if [ (n+1)/2 ]+1<=k<=n.
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EXAMPLE
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Rows: {1}; {1,1}; {1,1,1}; {1,1,2,1}, ...
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CROSSREFS
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Adjacent sequences: A050164 A050165 A050166 this_sequence A050168 A050169 A050170
Sequence in context: A092332 A092334 A047060 this_sequence A047050 A057820 A054012
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KEYWORD
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nonn,tabl
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AUTHOR
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Clark Kimberling (ck6(AT)evansville.edu)
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