a(n) = E2_{n}(0) with E2_{n} the polynomials defined in A326480.
A326481
a(n) = E2_{n}(0) with E2_{n} the polynomials defined in A326480.
Terms
- a(0) =1a(1) =-2a(2) =2a(3) =4a(4) =-16a(5) =-32a(6) =272a(7) =544a(8) =-7936a(9) =-15872a(10) =353792a(11) =707584a(12) =-22368256a(13) =-44736512a(14) =1903757312a(15) =3807514624a(16) =-209865342976a(17) =-419730685952
External references
- oeis: A326481