a(n) = -Zeta(1-n)*n*(2^(n+1) - 4) - Zeta(-n)*(n+1)*(2^(n+2) - 2), for n = 0 the limit is understood.
A240485
a(n) = -Zeta(1-n)*n*(2^(n+1) - 4) - Zeta(-n)*(n+1)*(2^(n+2) - 2), for n = 0 the limit is understood.
Terms
- a(0) =1a(1) =3a(2) =2a(3) =-1a(4) =-2a(5) =3a(6) =6a(7) =-17a(8) =-34a(9) =155a(10) =310a(11) =-2073a(12) =-4146a(13) =38227a(14) =76454a(15) =-929569a(16) =-1859138a(17) =28820619a(18) =57641238a(19) =-1109652905a(20) =-2219305810a(21) =51943281731a(22) =103886563462
External references
- oeis: A240485