Number T(n,k) of tilings of a 2 X n X n box using k bricks of shape 2 X 1 X 1 and 2*(n^2-k) bricks of shape 1 X 1 X 1; triangle T(n,k), n>=0, 0<=k<=n^2, read by rows.
A287152
Number T(n,k) of tilings of a 2 X n X n box using k bricks of shape 2 X 1 X 1 and 2*(n^2-k) bricks of shape 1 X 1 X 1; triangle T(n,k), n>=0, 0<=k<=n^2, read by rows.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =12a(5) =42a(6) =44a(7) =9a(8) =1a(9) =33a(10) =436a(11) =2984a(12) =11434a(13) =24766a(14) =29180a(15) =16984a(16) =3993a(17) =229a(18) =1a(19) =64a(20) =1816a(21) =30208a(22) =328214a(23) =2456736a(24) =13022504a(25) =49492032a(26) =135062729a(27) =262610832a(28) =357580896a(29) =331384336
External references
- oeis: A287152