A373281 - cp's OEIS frontend

A373281 Expansion of Sum_{k>=0} x^(5^k) / (1 - 5*x^(5^k)).

n	a(n)
1	1
2	5
3	25
4	125
5	626
6	3125
7	15625
8	78125
9	390625
10	1953130
11	9765625
12	48828125
13	244140625
14	1220703125
15	6103515650
16	30517578125
17	152587890625
18	762939453125
19	3814697265625
20	19073486328250
21	95367431640625
22	476837158203125
23	2384185791015625
24	11920928955078125

[1, 5, 25, 125, 626, 3125, 15625, 78125, 390625, 1953130, 9765625, 48828125, 244140625, 1220703125, 6103515650, 30517578125, 152587890625, 762939453125, 3814697265625, 19073486328250, 95367431640625, 476837158203125, 2384185791015625, 11920928955078125]

cp's OEIS Frontend

A373281 Expansion of Sum_{k>=0} x^(5^k) / (1 - 5*x^(5^k)).

Table of values

List of values