T(n,k)is the number of lower triangles of an n X n 0..k array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by one or less.
A195232
T(n,k)is the number of lower triangles of an n X n 0..k array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by one or less.
Terms
- a(0) =2a(1) =3a(2) =8a(3) =4a(4) =15a(5) =64a(6) =5a(7) =22a(8) =155a(9) =1024a(10) =6a(11) =29a(12) =246a(13) =3151a(14) =32768a(15) =7a(16) =36a(17) =337a(18) =5428a(19) =127785a(20) =2097152a(21) =8a(22) =43a(23) =428a(24) =7705a(25) =237818a(26) =10322065a(27) =268435456a(28) =9a(29) =50
External references
- oeis: A195232