Number of 4 X n 0..1 arrays with every element equal to 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302474
Number of 4 X n 0..1 arrays with every element equal to 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =34a(2) =250a(3) =1401a(4) =10264a(5) =78679a(6) =584333a(7) =4330427a(8) =32116855a(9) =238854305a(10) =1774890111a(11) =13186901755a(12) =97987405188a(13) =728115173717
External references
- oeis: A302474