A186510 - cp's OEIS frontend

A186510 Number of lunar divisors of the decimal (lunar) number 111...1 (with n 1's).

n	a(n)
1	9
2	90
3	819
4	7461
5	67968
6	619902
7	5660208
8	51746211
9	473692869
10	4342348692
11	39865757616
12	366573510504
13	3376339346538
14	31152497957100
15	287964157783869
16	2666972253081303
17	24749535734382636
18	230152606404800004
19	2144836146346691706
20	20032155489077131482
21	187516277719282274940
22	1759326436323972795042

[9, 90, 819, 7461, 67968, 619902, 5660208, 51746211, 473692869, 4342348692, 39865757616, 366573510504, 3376339346538, 31152497957100, 287964157783869, 2666972253081303, 24749535734382636, 230152606404800004, 2144836146346691706, 20032155489077131482, 187516277719282274940, 1759326436323972795042]

cp's OEIS Frontend

A186510 Number of lunar divisors of the decimal (lunar) number 111...1 (with n 1's).

Table of values

List of values