Number of n X 5 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-1) or (-2,0) and new values introduced in order 0..2.
A274892
Number of n X 5 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-1) or (-2,0) and new values introduced in order 0..2.
Terms
- a(0) =8a(1) =108a(2) =86a(3) =290a(4) =913a(5) =3017a(6) =9863a(7) =32539a(8) =107369a(9) =354366a(10) =1171235a(11) =3869271a(12) =12787884a(13) =42266197a(14) =139689475a(15) =461723614a(16) =1526118256a(17) =5044271535a(18) =16673106905a(19) =55109948877a(20) =182157291955a(21) =602093030588
External references
- oeis: A274892