Number of asymmetric polyominoes in {4,5} tessellation of the hyperbolic plane.
A390191
Number of asymmetric polyominoes in {4,5} tessellation of the hyperbolic plane.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =1a(4) =8a(5) =39a(6) =189a(7) =907a(8) =4348a(9) =21099a(10) =103676a(11) =516314a(12) =2602561a(13) =13265172a(14) =68282899a(15) =354610139a(16) =1856180378a(17) =9785234438a(18) =51915995526a(19) =277044420920
External references
- oeis: A390191