Number of closed walks of length 2n at a vertex of the cyclic graph on 10 nodes C_10.
A095929
Number of closed walks of length 2n at a vertex of the cyclic graph on 10 nodes C_10.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =20a(4) =70a(5) =254a(6) =948a(7) =3614a(8) =13990a(9) =54740a(10) =215766a(11) =854702a(12) =3396916a(13) =13530350a(14) =53971350a(15) =215492564a(16) =860941798a(17) =3441074654a(18) =13757249460a(19) =55010542910a(20) =219993856006a(21) =879848932052
External references
- oeis: A095929