Square array T(n,k), n >= 1, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=1..n} (j * floor(n/j))^k.
A356250
Square array T(n,k), n >= 1, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=1..n} (j * floor(n/j))^k.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =1a(4) =4a(5) =3a(6) =1a(7) =8a(8) =8a(9) =4a(10) =1a(11) =16a(12) =22a(13) =15a(14) =5a(15) =1a(16) =32a(17) =62a(18) =57a(19) =21a(20) =6a(21) =1a(22) =64a(23) =178a(24) =219a(25) =91a(26) =33a(27) =7a(28) =1a(29) =128
External references
- oeis: A356250