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Search: id:A050177
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| A050177 |
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T(n,k)=M0(n,k,f(n,k)), where M0 is given by A050176 and f(n,k) is the next-to-least t for which M0(n,k,t) is not 0. |
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+0
1
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| 1, 1, 1, 1, 3, 1, 1, 4, 4, 1, 1, 5, 9, 5, 1, 1, 6, 14, 14, 6, 1, 1, 7, 20, 28, 20, 7, 1, 1, 8, 27, 48, 48, 27, 8, 1, 1, 9, 35, 75, 90, 75, 35, 9, 1, 1, 10, 44, 110, 165, 165, 110, 44, 10, 1, 1, 11, 54, 154, 275, 297, 275, 154, 54, 11, 1, 1, 12, 65, 208, 429, 572, 572
(list; table; graph; listen)
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OFFSET
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3,5
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COMMENT
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f(n,k)=0 if 1<=k<=[ (n-1)/2 ], else f(n,k)=2k-n+1.
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EXAMPLE
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Rows: {1}; {1,1}; {1,3,1}; {1,4,4,1}; ... (all palindromes)
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CROSSREFS
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Sequence in context: A049687 A132735 A028262 this_sequence A013580 A147290 A026670
Adjacent sequences: A050174 A050175 A050176 this_sequence A050178 A050179 A050180
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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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