Number of distinct connected planar figures that can be formed from n non-overlapping diamonds.
A056845
Number of distinct connected planar figures that can be formed from n non-overlapping diamonds.
Terms
- a(0) =1a(1) =2a(2) =9a(3) =41a(4) =248a(5) =1610a(6) =11065a(7) =78218a(8) =563675a(9) =4113988a(10) =30329616a(11) =225394071a(12) =1686227909
External references
- oeis: A056845