OFFSET
1,3
LINKS
Diana Mecum, Table of n, a(n) for n = 1..100
FORMULA
For n >= 4, r(n) = -(n - 1/(n-1)) *(n + 1/(n-3)) /(r(n-1) (n-1)).
EXAMPLE
4! = 24 = 1 + 1/(1 + 1/(-5/4 + 9/44)).
5! = 120 = 1 + 1/(1 + 1/(-5/4 + 1/(44/9 -128/171))).
CROSSREFS
KEYWORD
frac,nonn
AUTHOR
Leroy Quet, Mar 07 2007
EXTENSIONS
More terms from Diana L. Mecum, May 29 2007
STATUS
approved