A316935 - cp's OEIS frontend

A316935 a(n)=1; for n > 1, a(n) is the smallest number > n such that the concatenation of all terms from a(1) through a(n) is divisible by the concatenation of the integers 1 through n.

n	a(n)
1	1
2	20
3	54
4	946
5	8180
6	93504
7	878732
8	6841732
9	102829509
10	19305995230
11	1822646098871
12	35208071275344
13	8691465582891615
14	2131922062844429082
15	190058192685217102545
16	9285111636083665154512
17	565278857209893562444229
18	49237824030642874847017458
19	15301141018410914663693576388

[1, 20, 54, 946, 8180, 93504, 878732, 6841732, 102829509, 19305995230, 1822646098871, 35208071275344, 8691465582891615, 2131922062844429082, 190058192685217102545, 9285111636083665154512, 565278857209893562444229, 49237824030642874847017458, 15301141018410914663693576388]

cp's OEIS Frontend

A316935 a(n)=1; for n > 1, a(n) is the smallest number > n such that the concatenation of all terms from a(1) through a(n) is divisible by the concatenation of the integers 1 through n.

Table of values

List of values