Number of (n+1) X (1+1) 0..4 arrays with each row and column divisible by 11, read as a base-5 number with top and left being the most significant digits.
A263459
Number of (n+1) X (1+1) 0..4 arrays with each row and column divisible by 11, read as a base-5 number with top and left being the most significant digits.
Terms
- a(0) =2a(1) =3a(2) =8a(3) =23a(4) =67a(5) =200a(6) =597a(7) =1790a(8) =5369a(9) =16105a(10) =48314a(11) =144939a(12) =434816a(13) =1304447a(14) =3913339a(15) =11740016a(16) =35220045a(17) =105660134a(18) =316980401a(19) =950941201a(20) =2852823602a(21) =8558470803a(22) =25675412408a(23) =77026237223a(24) =231078711667a(25) =693236135000
External references
- oeis: A263459