|
Search: id:A064354
|
|
|
| A064354 |
|
Distinct values arising in the sequence of LCM of the first n nonprime numbers. |
|
+0
2
|
|
| 1, 4, 12, 24, 72, 360, 2520, 5040, 55440, 277200, 3603600, 10810800, 21621600, 367567200, 6983776800, 160626866400, 1124388064800, 32607253879200, 1010824870255200, 2021649740510400, 74801040398884800
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
EXAMPLE
|
Different from A003418 and A051451.
|
|
MATHEMATICA
|
t=t=Select[ Range[ 1, 200 ], !PrimeQ[ # ] & ] Union[ Table[ Apply[ LCM, Table[ Part[ t, w ], {w, 1, s} ] ], {s, 1, 100} ] ]
|
|
CROSSREFS
|
A018252, A002808, A003418, A051451, A025543.
Sequence in context: A003203 A051193 A025543 this_sequence A073841 A032339 A103471
Adjacent sequences: A064351 A064352 A064353 this_sequence A064355 A064356 A064357
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Labos E. (labos(AT)ana.sote.hu), Sep 25 2001
|
|
|
Search completed in 0.002 seconds
|
