a(n) is the number of row convex polyglasses (polyiamonds which need only touch at corners) with n cells.
A319325
a(n) is the number of row convex polyglasses (polyiamonds which need only touch at corners) with n cells.
Terms
- a(0) =2a(1) =10a(2) =52a(3) =276a(4) =1470a(5) =7838a(6) =41798a(7) =222902a(8) =1188696a(9) =6339088a(10) =33805118a(11) =180276062a(12) =961376842a(13) =5126833922a(14) =27340398612a(15) =145800977348a(16) =777527983398
External references
- oeis: A319325