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”).

A288798 as a simple table

na(n)
11
22311
34621
4331
52641
64951
7121
82431
94741
10451
112761
1231
132341
144651
15361
162671
174981
18151
192461
204771
21481
222791
2361
242371
254681
26391
272701
285011
29181
302491
314801
32511
332821
3491
352401
364711
37421
382731
395041
40211
412521
424831
43541
442851
455161
46871
473181

[1,2311,4621,331,2641,4951,121,2431,4741,451,2761,
 31,2341,4651,361,2671,4981,151,2461,4771,481,2791,
 61,2371,4681,391,2701,5011,181,2491,4801,511,2821,
 91,2401,4711,421,2731,5041,211,2521,4831,541,2851,
 5161,871,3181]