OFFSET
1,2
COMMENTS
Denominators are given in A131444. Rationals in lowest terms.
LINKS
FORMULA
a(n)=numerator(r(n)), with r(n):=sum(b(k)/k!,n=1..n) with b(k):=A068451(k ) (factorial expansion of phi).
EXAMPLE
Rationals r(n):[1, 3/2, 3/2, 19/12, 97/60, 97/60, 453/280, 65239/40320, ...].
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
Wolfdieter Lang, Aug 07 2007
STATUS
approved