Number of arrangements of n+1 nonzero numbers x(i) in -5..5 with the sum of floor(x(i)/x(i+1)) equal to zero.
A189494
Number of arrangements of n+1 nonzero numbers x(i) in -5..5 with the sum of floor(x(i)/x(i+1)) equal to zero.
Terms
- a(0) =20a(1) =148a(2) =1088a(3) =9394a(4) =85480a(5) =787412a(6) =7250142a(7) =67449574a(8) =630466648a(9) =5926141678a(10) =55929815964a(11) =529724228140
External references
- oeis: A189494