Number of n-length words w over a 7-ary alphabet {a1,a2,...,a7} such that #(w,a1) >= #(w,a2) >= ... >= #(w,a7) >= 1, where #(w,x) counts the letters x in word w.
A226886
Number of n-length words w over a 7-ary alphabet {a1,a2,...,a7} such that #(w,a1) >= #(w,a2) >= ... >= #(w,a7) >= 1, where #(w,x) counts the letters x in word w.
Terms
- a(0) =5040a(1) =20160a(2) =151200a(3) =907200a(4) =6431040a(5) =42577920a(6) =326280240a(7) =2437475040a(8) =15076381320a(9) =101442781440a(10) =685186844160
External references
- oeis: A226886