|
Search: id:A100518
|
|
|
| A100518 |
|
Numerator of Sum_{k=0..n} 1/C(n,k)^3. |
|
+0
5
|
|
| 1, 2, 17, 56, 1759, 1009, 86831, 2322304, 85922, 1144667, 16019198113, 123357293, 21312406359367, 17061774340031, 27741170437991, 182851619022848, 167169857863289, 9857517443932187, 8844183281912559671, 197147246106875452361, 681198614358931646209
(list; graph; listen)
|
|
|
OFFSET
|
0,2
|
|
|
EXAMPLE
|
1, 2, 17/8, 56/27, 1759/864, 1009/500, 86831/43200, 2322304/1157625, 85922/42875, 1144667/571536, 16019198113/8001504000, 123357293/61631955, ... = A100518/A100519.
|
|
CROSSREFS
|
Cf. A100516, A100517, A046825, A100519.
Sequence in context: A141860 A105691 A125609 this_sequence A125200 A071402 A002430
Adjacent sequences: A100515 A100516 A100517 this_sequence A100519 A100520 A100521
|
|
KEYWORD
|
nonn,frac
|
|
AUTHOR
|
N. J. A. Sloane (njas(AT)research.att.com), Nov 25 2004
|
|
|
Search completed in 0.002 seconds
|
