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”).

A246600 as a simple table

na(n)
11
21
32
41
52
62
72
81
92
102
112
122
132
142
154
161
172
182
192
202
212
222
232
242
252
262
274
282
292
304
312
321
332
342
352
362
372
382
393
402
412
422
432
442
454
462
472
482
492
502
514
522
532
544
553
562
572
582
592
604
612
622
636
641
652
662
672
682
692
702
712
722
732
742
753
762
772
783
792
802
812
822
832
842
854
862
873
882
892
904
912

[1,1,2,1,2,2,2,1,2,2,2,2,2,2,4,1,2,2,2,2,2,2,2,2,
 2,2,4,2,2,4,2,1,2,2,2,2,2,2,3,2,2,2,2,2,4,2,2,2,2,
 2,4,2,2,4,3,2,2,2,2,4,2,2,6,1,2,2,2,2,2,2,2,2,2,2,
 3,2,2,3,2,2,2,2,2,2,4,2,3,2,2,4,2]