Number of solutions to Sum_{i=1...n} x_i^2 == 1 (mod 8) with x_i in 0..7.
A229138
Number of solutions to Sum_{i=1...n} x_i^2 == 1 (mod 8) with x_i in 0..7.
Terms
- a(0) =4a(1) =16a(2) =96a(3) =512a(4) =2560a(5) =24576a(6) =229376a(7) =2097152a(8) =17956864a(9) =142606336a(10) =1107296256a(11) =8589934592a(12) =67612180480a(13) =541165879296
External references
- oeis: A229138