Number of 4 X 4 symmetric stochastic matrices under row and column permutations.
A052281
Number of 4 X 4 symmetric stochastic matrices under row and column permutations.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =6a(4) =16a(5) =29a(6) =62a(7) =107a(8) =195a(9) =320a(10) =522a(11) =804a(12) =1234a(13) =1804a(14) =2626a(15) =3700a(16) =5155a(17) =7038
External references
- oeis: A052281