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”).

A328486 as a simple table

na(n)
11
22
34
43
54
68
74
84
910
108
114
1212
134
148
1516
165
174
1820
194
2012
2116
228
234
2416
2510
268
2720
2812
294
3032
314
326
3316
348
3516
3630
374
388
3916
4016
414
4232
434
4412
4540
468
474
4820
4910
5020
5116
5212
534
5440
5516
5616
5716
588
594
6048
614
628
6340
647
6516
6632
674
6812
6916
7032
714
7240
734
748
7540
7612
7716
7832
794
8020

[1,2,4,3,4,8,4,4,10,8,4,12,4,8,16,5,4,20,4,12,16,
 8,4,16,10,8,20,12,4,32,4,6,16,8,16,30,4,8,16,16,4,
 32,4,12,40,8,4,20,10,20,16,12,4,40,16,16,16,8,4,
 48,4,8,40,7,16,32,4,12,16,32,4,40,4,8,40,12,16,32,
 4,20]