OFFSET
1,1
FORMULA
a(n) = round(sinh(A000040(n))).
EXAMPLE
For n=1: A000040(1) = 2, sinh(2) = 3.62686..., round(3.62686...) = 4.
PROG
(MATLAB) digits(50); clear phi; PP=primes(100); for i=1:length(PP); phi(i, :)=vpa(['round(sinh(' num2str(PP(i)) '))']); end; disp(phi)
CROSSREFS
KEYWORD
nonn
AUTHOR
Joost de Winter, Dec 17 2009
STATUS
approved