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”).

A360964 as a simple table

na(n)
12
22
32
42
52
63
72
82
92
102
112
122
132
142
155
162
172
182
192
205
216
222
232
242
252
265
276
287
292
302
312
322
332
342
352
362
372
382
392
402
412
422
432
442
453
462
472
482
492
502
512
522
532
543
5510
562
572
582
592
602
612
622
632
643
6510
6611
672
682
692
702
712
722
732
742
753
7610
7711
7812
792
802
812
822
832
842
852
862
873
8810
8911
9012
9113

[2,2,2,2,2,3,2,2,2,2,2,2,2,2,5,2,2,2,2,5,6,2,2,2,
 2,5,6,7,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,2,2,2,2,
 2,2,2,2,3,10,2,2,2,2,2,2,2,2,3,10,11,2,2,2,2,2,2,
 2,2,3,10,11,12,2,2,2,2,2,2,2,2,3,10,11,12,13]