|
| |
|
|
A062858
|
|
In the triangular multiplication table of size A062859[n], the smallest number which appears n times.
|
|
4
|
|
|
|
1, 4, 12, 36, 60, 120, 120, 360, 360, 360, 840, 840, 2520, 2520, 2520, 2520, 2520, 5040, 5040, 5040, 5040, 5040, 5040, 10080, 10080, 27720, 27720, 27720, 27720, 55440, 55440, 55440, 55440, 55440, 55440, 55440, 55440, 55440, 55440, 55440
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,2
|
|
|
COMMENTS
|
Smallest number to appear n times in any m X m multiplication table (excluding the numbers below the diagonals).
|
|
|
LINKS
|
Table of n, a(n) for n=1..40.
|
|
|
EXAMPLE
|
a(4)=36 because 36 is the smallest number to appear 4 times in the triangular multiplication table of size A062859[4]=18.
|
|
|
CROSSREFS
|
Cf. A027424, A062851, A062854, A062855, A062856, A062857, A062859, A000217.
Sequence in context: A200541 A149318 A053595 * A095735 A020875 A190072
Adjacent sequences: A062855 A062856 A062857 * A062859 A062860 A062861
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
Ron Lalonde (ronronronlalonde(AT)hotmail.com), Jun 25 2001
|
|
|
EXTENSIONS
|
More terms from Don Reble (djr(AT)nk.ca), Nov 08 2001
|
|
|
STATUS
|
approved
|
| |
|
|
