OFFSET
1,1
COMMENTS
Denominators are given in A131446. Rationals in lowest terms.
LINKS
FORMULA
a(n) = numerator(r(n)), with r(n) = Sum_{k=1..n} b(k)/k! with b(k) = A075874(k) (factorial expansion of Pi).
EXAMPLE
Rationals r(n): 3, 3, 3, 25/8, 47/15, 2261/720, 15833/5040, 42223/13440, 42223/13440, ...
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
Wolfdieter Lang, Aug 07 2007
STATUS
approved