A181755 - cp's OEIS frontend

A181755 a(1) = 1, a(2) = 5. For n >= 3, a(n) is found by concatenating the first n-1 terms of the sequence and then dividing the resulting number by a(n-1).

n	a(n)
1	1
2	5
3	3
4	51
5	301
6	51001
7	30100001
8	5100100000001
9	301000010000000000001
10	5100100000001000000000000000000001
11	3010000100000000000010000000000000000000000000000000001

[1, 5, 3, 51, 301, 51001, 30100001, 5100100000001, 301000010000000000001, 5100100000001000000000000000000001, 3010000100000000000010000000000000000000000000000000001]

cp's OEIS Frontend

A181755 a(1) = 1, a(2) = 5. For n >= 3, a(n) is found by concatenating the first n-1 terms of the sequence and then dividing the resulting number by a(n-1).

Table of values

List of values