A358982 - cp's OEIS frontend

A358982 In base 10, for all numbers with n digits, a(n) is the number where the sum of digits of a(n) minus the sum of the last n digits of a(n)^3 reaches a record maximum.

n	a(n)
1	8
2	87
3	887
4	8887
5	99868
6	978887
7	7978887
8	96699868
9	987978887
10	9896699868
11	89987978887
12	969896699868
13	7969896699868
14	97969896699868
15	897969896699868
16	9988999939998887
17	99988999939998887
18	999988999939998887
19	8999988999939998887
20	78999988999939998887

[8, 87, 887, 8887, 99868, 978887, 7978887, 96699868, 987978887, 9896699868, 89987978887, 969896699868, 7969896699868, 97969896699868, 897969896699868, 9988999939998887, 99988999939998887, 999988999939998887, 8999988999939998887, 78999988999939998887]

cp's OEIS Frontend

A358982 In base 10, for all numbers with n digits, a(n) is the number where the sum of digits of a(n) minus the sum of the last n digits of a(n)^3 reaches a record maximum.

Table of values

List of values