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”).

A220281 as a simple table

na(n)
12
211
324
437
538
639
750
896
996
1096
1196
1297
1397
14125
15125
16132
17178
18178
19178
20179
21179
22180
23213
24221
25222
26222
27224
28235
29235
30242
31282
32283
33307
34309
35310
36360
37360
38361
39362
40366
41367
42367
43377
44377
45377
46421
47422
48458
49458
50502
51503
52504

[2,11,24,37,38,39,50,96,96,96,96,97,97,125,125,
 132,178,178,178,179,179,180,213,221,222,222,224,
 235,235,242,282,283,307,309,310,360,360,361,362,
 366,367,367,377,377,377,421,422,458,458,502,503,
 504]