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”).

A103489 as a simple table

na(n)
00
10
21
30
41
52
60
73
82
90
102
115
120
133
143
150
164
178
180
199
204
210
225
2311
240
2510
263
270
283
2914
300
3115
328
330
348
3512
360
379
389
390
404
414
420
4321
4410
450
4611
4723
480
4921
5010
510
526
5326
540
5520
566
570
5814
5929
600
615
6215
630
6416
6512
660
6711
6816
690
7012
7135
720
736
749
750
769
7730
780
7939
804
810
824
8341
840
8516
8621
870
8810
8944

[0,0,1,0,1,2,0,3,2,0,2,5,0,3,3,0,4,8,0,9,4,0,5,11,
 0,10,3,0,3,14,0,15,8,0,8,12,0,9,9,0,4,4,0,21,10,0,
 11,23,0,21,10,0,6,26,0,20,6,0,14,29,0,5,15,0,16,
 12,0,11,16,0,12,35,0,6,9,0,9,30,0,39,4,0,4,41,0,
 16,21,0,10,44]