Number of sequences of n integers p(i) i=0..n-1 with 0<=p(i)<=8*i and |p(i)-p(i-1)|<=8.
A180904
Number of sequences of n integers p(i) i=0..n-1 with 0<=p(i)<=8*i and |p(i)-p(i-1)|<=8.
Terms
- a(0) =1a(1) =9a(2) =117a(3) =1665a(4) =24843a(5) =380805a(6) =5941923a(7) =93886185a(8) =1497389568a(9) =24055051863a(10) =388666882798
External references
- oeis: A180904