Numerator of Euler(n, 7/22).A156880Numerator of Euler(n, 7/22).Terms a(0) =1a(1) =-2a(2) =-105a(3) =347a(4) =61845a(5) =-346921a(6) =-90956565a(7) =716108147a(8) =249771853065External referencesoeis: A156880