a(n) is the denominator of the probability that a particular one of the A335573(n+1) fixed polyominoes corresponding to the free polyomino with binary code A246521(n+1) appears as the image of a simple random walk on the square lattice.

A368001

a(n) is the denominator of the probability that a particular one of the A335573(n+1) fixed polyominoes corresponding to the free polyomino with binary code A246521(n+1) appears as the image of a simple random walk on the square lattice.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =6a(4) =21a(5) =21a(6) =28a(7) =21a(8) =21a(9) =2002a(10) =77a(11) =77a(12) =77a(13) =1001a(14) =77a(15) =77a(16) =1001a(17) =1001a(18) =77a(19) =91a(20) =77a(21) =89089a(22) =785603a(23) =286a(24) =286a(25) =48594a(26) =286a(27) =25924899a(28) =194194a(29) =785603

External references