Square array T(n,k), n >= 1, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{d|n} mu(d)*mu(n/d)*d^k.
A347227
Square array T(n,k), n >= 1, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{d|n} mu(d)*mu(n/d)*d^k.
Terms
- a(0) =1a(1) =1a(2) =-2a(3) =1a(4) =-3a(5) =-2a(6) =1a(7) =-5a(8) =-4a(9) =1a(10) =1a(11) =-9a(12) =-10a(13) =2a(14) =-2a(15) =1a(16) =-17a(17) =-28a(18) =4a(19) =-6a(20) =4a(21) =1a(22) =-33a(23) =-82a(24) =8a(25) =-26a(26) =12a(27) =-2a(28) =1a(29) =-65
External references
- oeis: A347227