Number of chiral pairs of polyominoes composed of n pentachoral cells of the hyperbolic regular tiling with Schläfli symbol {3,3,3,oo}.
A369474
Number of chiral pairs of polyominoes composed of n pentachoral cells of the hyperbolic regular tiling with Schläfli symbol {3,3,3,oo}.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =10a(6) =80a(7) =611a(8) =4602a(9) =34791a(10) =265606a(11) =2054034a(12) =16094883a(13) =127693729a(14) =1024649237a(15) =8306343347a(16) =67952829212a(17) =560471786912
External references
- oeis: A369474