Number of integers of the form (x^4 + y^4) mod 3^n; a(n) = A289559(3^n).
A367484
Number of integers of the form (x^4 + y^4) mod 3^n; a(n) = A289559(3^n).
Terms
- a(0) =1a(1) =3a(2) =7a(3) =19a(4) =55a(5) =165a(6) =493a(7) =1477a(8) =4429a(9) =13287a(10) =39859a(11) =119575a(12) =358723a(13) =1076169a(14) =3228505a(15) =9685513a(16) =29056537
External references
- oeis: A367484