|
|
|
|
1, 6, 55, 556, 7839, 118141, 2488800, 54871741, 1374282325, 35786212191, 1182319284628, 40234641889543, 1409394785418633, 53597236487797597, 2091701617809524916, 96271871655725943733, 4719413412748380767833
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
COMMENTS
|
Previous name was: Denominator of fraction equal to the continued fraction [4, 6, 9, ..., semiprime(n)].
|
|
LINKS
|
|
|
FORMULA
|
|
|
EXAMPLE
|
a(1) = denominator of 4 = 1.
a(2) = denominator of 4 + 1/6 = denominator of 25/6 = 6.
a(3) = denominator of 4 + 1/(6+1/9) = denominator of 229/55 = 55.
a(10) = denominator of 4+1/(6+1/(9+1/(10+ 1/(14+1/(15+ 1/(21+1/(22+1/(25+1/(26))))))))) = denominator of 149001936472/35786212191 = 35786212191.
|
|
MAPLE
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
dead
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|