Number of shapes of grid-filling curves of order n (on the square grid) with turns by +-90 degrees that are generated by folding morphisms.

A296148

Number of shapes of grid-filling curves of order n (on the square grid) with turns by +-90 degrees that are generated by folding morphisms.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =0a(4) =2a(5) =2a(6) =0a(7) =0a(8) =6a(9) =3a(10) =20a(11) =0a(12) =0a(13) =14a(14) =0a(15) =0a(16) =44a(17) =32a(18) =69a(19) =0a(20) =212a(21) =0a(22) =0a(23) =0a(24) =0a(25) =287a(26) =796a(27) =0a(28) =0a(29) =438

External references