Number of 5Xn arrays containing n copies of 0..5-1 with every element equal to or 1 greater than any north, northeast or northwest neighbors modulo 5 and the upper left element equal to 0.
A267266
Number of 5Xn arrays containing n copies of 0..5-1 with every element equal to or 1 greater than any north, northeast or northwest neighbors modulo 5 and the upper left element equal to 0.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1a(9) =23a(10) =303a(11) =6023a(12) =96925a(13) =1428753a(14) =19082405a(15) =238337055a(16) =2823649207a(17) =32155269155a(18) =354779733589
External references
- oeis: A267266