Number of arrangements of n+3 numbers in 0..3 with each number being the sum mod 4 of three others.
A183886
Number of arrangements of n+3 numbers in 0..3 with each number being the sum mod 4 of three others.
Terms
- a(0) =16a(1) =292a(2) =2574a(3) =13344a(4) =59518a(5) =250124a(6) =1024174a(7) =4143944a(8) =16671934a(9) =66886900a(10) =267965390a(11) =1072744752a(12) =4292852990a(13) =17175392028a(14) =68710014830a(15) =274857954776
External references
- oeis: A183886