Number of Pythagorean triples mod 2^n; i.e., number of solutions to x^2 + y^2 = z^2 mod 2^n.
A091143
Number of Pythagorean triples mod 2^n; i.e., number of solutions to x^2 + y^2 = z^2 mod 2^n.
Terms
- a(0) =1a(1) =4a(2) =24a(3) =96a(4) =448a(5) =1792a(6) =7680a(7) =30720a(8) =126976a(9) =507904a(10) =2064384a(11) =8257536a(12) =33292288a(13) =133169152a(14) =534773760a(15) =2139095040a(16) =8573157376a(17) =34292629504a(18) =137304735744a(19) =549218942976
External references
- oeis: A091143