|
Search: id:A086721
|
|
|
| A086721 |
|
Denominator of Sum(binomial(n,k)/(n^2+k^2+1), k=0..n). |
|
+0
2
|
|
| 1, 6, 45, 7315, 153153, 41769, 79511041331, 21348855, 4066905218805, 131035613538221483, 78880516715, 639969453457759719, 19363383331179513605, 22789387342722276537165, 536273140516034211330020937, 7023910456240830342862673322145, 55469618987976034635639339
(list; graph; listen)
|
|
|
OFFSET
|
0,2
|
|
|
REFERENCES
|
W. Koepf, Hypergeometric Summation, Vieweg, 1998, p. 53.
|
|
EXAMPLE
|
1, 5/6, 29/45, 4679/7315, 115004/153153, 40990/41769, ...
|
|
CROSSREFS
|
Cf. A086720.
Adjacent sequences: A086718 A086719 A086720 this_sequence A086722 A086723 A086724
Sequence in context: A084064 A109516 A078865 this_sequence A043076 A079910 A103768
|
|
KEYWORD
|
nonn,frac
|
|
AUTHOR
|
njas, Jul 31 2003
|
|
|
Search completed in 0.002 seconds
|
