The number of hanging vertically stable self-avoiding walks of length n on a 2D square lattice where only the nodes have mass.

A335307

The number of hanging vertically stable self-avoiding walks of length n on a 2D square lattice where only the nodes have mass.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =13a(6) =31a(7) =63a(8) =141a(9) =293a(10) =665a(11) =1553a(12) =3795a(13) =9225a(14) =22257a(15) =53623a(16) =132277a(17) =321651a(18) =786553a(19) =1928565a(20) =4806503a(21) =11885969a(22) =29498995a(23) =73362933a(24) =184210629a(25) =460165983a(26) =1151961103

External references