A226880 - cp's OEIS frontend

A226880 Number of n-length words w over a 10-ary alphabet {a1,a2,...,a10} such that #(w,a1) >= #(w,a2) >= ... >= #(w,a10) >= 0, where #(w,x) counts the letters x in word w.

n	a(n)
0	1
1	1
2	3
3	10
4	47
5	246
6	1602
7	11481
8	95503
9	871030
10	8879558
11	58412751
12	473076122
13	3607903547
14	29782240841
15	241773783075
16	2137404383423
17	18482746670342
18	173563010955990
19	1554987178737075
20	15169020662626702
21	126731980207937625
22	1160565179374262951

[1, 1, 3, 10, 47, 246, 1602, 11481, 95503, 871030, 8879558, 58412751, 473076122, 3607903547, 29782240841, 241773783075, 2137404383423, 18482746670342, 173563010955990, 1554987178737075, 15169020662626702, 126731980207937625, 1160565179374262951]

cp's OEIS Frontend

A226880 Number of n-length words w over a 10-ary alphabet {a1,a2,...,a10} such that #(w,a1) >= #(w,a2) >= ... >= #(w,a10) >= 0, where #(w,x) counts the letters x in word w.

Table of values

List of values