Number of nX5 1..3 arrays with no element with value z exactly a city block distance of z from another element with value z.
A209371
Number of nX5 1..3 arrays with no element with value z exactly a city block distance of z from another element with value z.
Terms
- a(0) =64a(1) =178a(2) =690a(3) =3698a(4) =19434a(5) =99458a(6) =510378a(7) =2622050a(8) =13507474a(9) =69549218a(10) =357584194a(11) =1839211250a(12) =9464568582a(13) =48696339042a(14) =250509806670
External references
- oeis: A209371