|
Search: id:A127248
|
|
|
| A127248 |
|
Triangle whose k-th column is generated by (1-A010060(1+k)*x)*x^k. |
|
+0
4
|
|
| 1, -1, 1, 0, -1, 1, 0, 0, 0, 1, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1
(list; table; graph; listen)
|
|
|
OFFSET
|
0,1
|
|
|
COMMENT
|
Inverse is A127247. Row sums are 1-A010060(n).
|
|
EXAMPLE
|
Triangle begins
1,
-1, 1,
0, -1, 1,
0, 0, 0, 1,
0, 0, 0, -1, 1,
0, 0, 0, 0, 0, 1,
0, 0, 0, 0, 0, 0, 1,
0, 0, 0, 0, 0, 0, -1, 1,
0, 0, 0, 0, 0, 0, 0, -1, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1
|
|
CROSSREFS
|
Sequence in context: A090174 A165556 A127243 this_sequence A116938 A105589 A097806
Adjacent sequences: A127245 A127246 A127247 this_sequence A127249 A127250 A127251
|
|
KEYWORD
|
easy,sign,tabl
|
|
AUTHOR
|
Paul Barry (pbarry(AT)wit.ie), Jan 10 2007
|
|
|
Search completed in 0.002 seconds
|
