Number of 6 X n integer arrays with each element equal to the number of horizontal and antidiagonal neighbors equal to itself.

A266016

Number of 6 X n integer arrays with each element equal to the number of horizontal and antidiagonal neighbors equal to itself.

Terms

    a(0) =1a(1) =2a(2) =46a(3) =21a(4) =182a(5) =473a(6) =2208a(7) =10811a(8) =27582a(9) =48585a(10) =208339a(11) =806888a(12) =2237613a(13) =6433915a(14) =22022952a(15) =71222578a(16) =219977583a(17) =693774602a(18) =2233917079a(19) =7010859820a(20) =22060191860a(21) =70127041695a(22) =222915784604a(23) =703615380451

External references