1/20 of the number of (n+1) X 5 0..4 arrays with every 2 X 2 subblock strictly increasing clockwise or counterclockwise with one decrease.
A183714
1/20 of the number of (n+1) X 5 0..4 arrays with every 2 X 2 subblock strictly increasing clockwise or counterclockwise with one decrease.
Terms
- a(0) =29a(1) =174a(2) =950a(3) =5362a(4) =30113a(5) =169560a(6) =954496a(7) =5374440a(8) =30261345a(9) =170394226a(10) =959449106a(11) =5402445266a(12) =30419982145a(13) =171288302164a(14) =964487232600
External references
- oeis: A183714