|
Search: id:A050178
|
|
|
| A050178 |
|
T(n,k)=M0(n,k,f(n,k)), where M0 is given by A050176 and f(n,k) is the 3rd-from-least t for which M0(n,k,t) is not 0. |
|
+0
1
|
|
| 1, 1, 1, 1, 5, 1, 1, 6, 6, 1, 1, 7, 20, 7, 1, 1, 8, 27, 27, 8, 1, 1, 9, 35, 75, 35, 9, 1, 1, 10, 44, 110, 110, 44, 10, 1, 1, 11, 54, 154, 275, 154, 54, 11, 1, 1, 12, 65, 208, 429, 429, 208, 65, 12, 1, 1, 13, 77, 273, 637, 1001, 637, 273, 77, 13, 1, 1, 14, 90, 350, 910
(list; table; graph; listen)
|
|
|
OFFSET
|
5,5
|
|
|
COMMENT
|
f(n,k)=1 if 2<=k<=[ (n-1)/2 ], else f(n,k)=2k-n+2.
|
|
EXAMPLE
|
Rows: {1}; {1,1}; {1,5,1}; {1,6,6,1}; ... (all palindromes)
|
|
CROSSREFS
|
Sequence in context: A144221 A159570 A028313 this_sequence A111720 A029646 A152721
Adjacent sequences: A050175 A050176 A050177 this_sequence A050179 A050180 A050181
|
|
KEYWORD
|
nonn,tabl
|
|
AUTHOR
|
Clark Kimberling (ck6(AT)evansville.edu)
|
|
|
Search completed in 0.002 seconds
|
