A382050 - cp's OEIS frontend

A382050 a(n) = least positive integer m such that when m*(m+1) is written in base n, it is zeroless and contains every single nonzero digit exactly once, or 0 if no such number exists.

n	a(n)
2	0
3	0
4	5
5	0
6	79
7	0
8	650
9	2716
10	17846
11	0
12	277166
13	1472993
14	8233003
15	0
16	286485314
17	1797613432
18	11675780880
19	0
20	538954048563
21	3821844010905
22	27824692448867
23	0
24	1587841473665581
25	12417635018180828
26	99246128296767625
27	0
28	6742930364132819544
29	57228575814672196977
30	494789896551823383745
31	0
32	38997607084561562847324

[0, 0, 5, 0, 79, 0, 650, 2716, 17846, 0, 277166, 1472993, 8233003, 0, 286485314, 1797613432, 11675780880, 0, 538954048563, 3821844010905, 27824692448867, 0, 1587841473665581, 12417635018180828, 99246128296767625, 0, 6742930364132819544, 57228575814672196977, 494789896551823383745, 0, 38997607084561562847324]

cp's OEIS Frontend

A382050 a(n) = least positive integer m such that when m*(m+1) is written in base n, it is zeroless and contains every single nonzero digit exactly once, or 0 if no such number exists.

Table of values

List of values