A226887 - cp's OEIS frontend

A226887 Number of n-length words w over an 8-ary alphabet {a1,a2,...,a8} such that #(w,a1) >= #(w,a2) >= ... >= #(w,a8) >= 1, where #(w,x) counts the letters x in word w.

n	a(n)
8	40320
9	181440
10	1512000
11	9979200
12	77172480
13	553512960
14	4567923360
15	36562125600
16	322951749120
17	2187661956480
18	17196277250880
19	125709760088640
20	987050023778880
21	7327777065003360
22	59026901641202880
23	443774894931688320
24	3612457777775749056
25	26312360518655164800

[40320, 181440, 1512000, 9979200, 77172480, 553512960, 4567923360, 36562125600, 322951749120, 2187661956480, 17196277250880, 125709760088640, 987050023778880, 7327777065003360, 59026901641202880, 443774894931688320, 3612457777775749056, 26312360518655164800]

cp's OEIS Frontend

A226887 Number of n-length words w over an 8-ary alphabet {a1,a2,...,a8} such that #(w,a1) >= #(w,a2) >= ... >= #(w,a8) >= 1, where #(w,x) counts the letters x in word w.

Table of values

List of values