Sum of the vertical heights (i.e., number of rows) of all deco polyominoes of height n.
A121694
Sum of the vertical heights (i.e., number of rows) of all deco polyominoes of height n.
Terms
- a(0) =1a(1) =3a(2) =12a(3) =61a(4) =377a(5) =2734a(6) =22671a(7) =211035a(8) =2175754a(9) =24592551a(10) =302295925a(11) =4014475756a(12) =57277225309a(13) =873819665135
External references
- oeis: A121694