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”).

A104483 as a simple table

na(n)
01
11
22
33
41
53
63
72
82
92
103
113
124
134
143
154
163
173
184
195
204
214
224
234
244
255
263
274
282
294
304
315
324
334
344
358
362
372
382
393
405
414
426
436
441
455
463
474
485
494
505
518
524
532
545
555
565
572
584
594
606
614
622
634
643
654
666
673
686
699
704
717
725
733
745
757
763
776
785
796
804
817
824
835
843
855
864

[1,1,2,3,1,3,3,2,2,2,3,3,4,4,3,4,3,3,4,5,4,4,4,4,
 4,5,3,4,2,4,4,5,4,4,4,8,2,2,2,3,5,4,6,6,1,5,3,4,5,
 4,5,8,4,2,5,5,5,2,4,4,6,4,2,4,3,4,6,3,6,9,4,7,5,3,
 5,7,3,6,5,6,4,7,4,5,3,5,4]