Irregular triangle read by rows: T(n,k) (1 <= k <= 2*n) = number of n X k Baxter matrices in which all row sums are 2.
A347679
Irregular triangle read by rows: T(n,k) (1 <= k <= 2*n) = number of n X k Baxter matrices in which all row sums are 2.
Terms
- a(0) =0a(1) =1a(2) =0a(3) =0a(4) =2a(5) =4a(6) =0a(7) =0a(8) =0a(9) =3a(10) =24a(11) =26a(12) =0a(13) =0a(14) =0a(15) =0a(16) =8a(17) =98a(18) =284a(19) =214a(20) =0a(21) =0a(22) =0a(23) =0a(24) =0a(25) =19a(26) =374a(27) =1922a(28) =3496a(29) =2030
External references
- oeis: A347679