Number of equivalence classes of convex lattice polygons containing n lattice points, restricting the count to those polygons that are interior to another polygon.
A377245
Number of equivalence classes of convex lattice polygons containing n lattice points, restricting the count to those polygons that are interior to another polygon.
Terms
- a(0) =1a(1) =3a(2) =4a(3) =5a(4) =7a(5) =11a(6) =16a(7) =21a(8) =25a(9) =37a(10) =46a(11) =60a(12) =69a(13) =95a(14) =110a(15) =146a(16) =179a(17) =218a(18) =258a(19) =328a(20) =378a(21) =480a(22) =557a(23) =680a(24) =792a(25) =965a(26) =1090a(27) =1320a(28) =1549a(29) =1814
External references
- oeis: A377245