Number of directed site animals with no loops enumerated by area (or number of sites).

A010374

Number of directed site animals with no loops enumerated by area (or number of sites).

Terms

    a(0) =1a(1) =2a(2) =5a(3) =12a(4) =29a(5) =72a(6) =182a(7) =464a(8) =1190a(9) =3070a(10) =7958a(11) =20706

External references