%I #2 Mar 30 2012 16:51:17
%S 1,-1,-195,587,190905,-958441,-456423435,3208393187,2031120835185,
%T -18357153435601,-14521552284155475,160410736104452987,
%U 152266846748812455465,-1987817374606532447161,-2201371244223771530940315,33159832798775207321651987,41968251293767181816904683745
%N Numerator of Euler(n, 13/28).
%Y For denominators see A009972.
%K sign,frac
%O 0,3
%A _N. J. A. Sloane_, Nov 07 2009