Column 0 of triangle A111975, which shifts columns left and up under matrix square.
A111976
Column 0 of triangle A111975, which shifts columns left and up under matrix square.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =4a(4) =16a(5) =96a(6) =896a(7) =13568a(8) =345088a(9) =15112192a(10) =1159913472a(11) =158164664320
External references
- oeis: A111976