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”).

A322812 as a simple table

na(n)
20
31
41
51
61
71
81
91
101
111
121
131
141
152
161
171
181
191
202
212
221
231
241
251
262
272
282
291
301
311
321
332
342
352
362
371
382
392
401
411
421
431
442
451
461
471
482
491
501
513
522
531
541
552
561
573
582
591
601
611
622
632
642
652
661
671
683
693
701
711
721
731
742
752
763
772
782
791
801
811
822
831
842
852
862
872
881
891
901
912
923
933
943
953
961
971
981
992
1002
1011
1021
1031
1042
1052

[0,1,1,1,1,1,1,1,1,1,1,1,1,2,1,1,1,1,2,2,1,1,1,1,
 2,2,2,1,1,1,1,2,2,2,2,1,2,2,1,1,1,1,2,1,1,1,2,1,1,
 3,2,1,1,2,1,3,2,1,1,1,2,2,2,2,1,1,3,3,1,1,1,1,2,2,
 3,2,2,1,1,1,2,1,2,2,2,2,1,1,1,2,3,3,3,3,1,1,1,2,2,
 1,1,1,2,2]