Number of lower triangles of a 7 X 7 0..n array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by one or less.
A195237
Number of lower triangles of a 7 X 7 0..n array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by one or less.
Terms
- a(0) =268435456a(1) =1663418313a(2) =3601738548a(3) =5618308863a(4) =7640055854a(5) =9661943973a(6) =11683832092a(7) =13705720211a(8) =15727608330a(9) =17749496449a(10) =19771384568a(11) =21793272687a(12) =23815160806a(13) =25837048925a(14) =27858937044a(15) =29880825163a(16) =31902713282a(17) =33924601401
External references
- oeis: A195237