Numerator of Euler(n, 13/30).A157490Numerator of Euler(n, 13/30).Terms a(0) =1a(1) =-1a(2) =-221a(3) =671a(4) =247741a(5) =-1256641a(6) =-679694561a(7) =4828434911External referencesoeis: A157490