|
| |
|
|
A097329
|
|
Least common multiple of {3,7,11,...,4n+3}.
|
|
2
|
|
|
|
3, 21, 231, 1155, 21945, 504735, 4542615, 140821065, 140821065, 1830673845, 78718975335, 3699791840745, 62896461292665, 62896461292665, 3710891216267235, 3710891216267235, 248629711489904745
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
0,1
|
|
|
COMMENTS
|
The first three terms are the same as the denominators in A074638.
|
|
|
LINKS
|
|
|
|
MATHEMATICA
|
Table[LCM@@Range[3, 4n+3, 4], {n, 0, 19}]
|
|
|
PROG
|
(Magma) k:=67; [Lcm([h: h in [3..j by 4]]): j in [3..k by 4]]; // Bruno Berselli, May 03 2011
|
|
|
CROSSREFS
|
Cf. A004767 (4n+3), A074638 (denominator of 1/3+1/7+/11+...+1/(4n+3)).
|
|
|
KEYWORD
|
easy,nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
