Number of (n+1) X 3 0..1 arrays with the number of clockwise edge increases in every 2 X 2 subblock the same.
A205249
Number of (n+1) X 3 0..1 arrays with the number of clockwise edge increases in every 2 X 2 subblock the same.
Terms
- a(0) =40a(1) =168a(2) =752a(3) =3416a(4) =15568a(5) =71000a(6) =323856a(7) =1477272a(8) =6738640a(9) =30738648a(10) =140215952a(11) =639602456a(12) =2917580368a(13) =13308696920a(14) =60708323856a(15) =276924225432
External references
- oeis: A205249