login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A099648 as a simple table

na(n)
11
2145
3145
4145
5145
6145
7130
8145
9145
1010
11145
12145
1313
14145
15145
16145
17145
18145
19100
20145
21145
22145
2323
24145
25145
26145
27145
28100
29145
30145
3131
3232
33145
34145
35145
36145
37145
38145
39145
40145
41145
42145
43145
4444
45145
46145
47145
48145
49130
50145
51145
52145
53145
54145

[1,145,145,145,145,145,130,145,145,10,145,145,13,
 145,145,145,145,145,100,145,145,145,23,145,145,
 145,145,100,145,145,31,32,145,145,145,145,145,145,
 145,145,145,145,145,44,145,145,145,145,130,145,
 145,145,145,145]