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”).

A120125 as a simple table

na(n)
00
11
22
33
44
55
66
77
88
99
1010
1123
1245
1367
1489
1512
1630
1746
1857
1998
2013
2120
2247
2356
24189
2524
2635
2760
2878
2919
3025
3134
3268
3370
3429
3514
3636
3750
3879
3918
4026
4137
4240
4358
4439
4515
4627
4748
4869
4980
5016
5132
5249
5375
5490
5517
5628
5743
5865
59100
6038
6142
6259
6376
6421
6553
6664
6787
68109
6952
7063
7174

[0,1,2,3,4,5,6,7,8,9,10,23,45,67,89,12,30,46,57,
 98,13,20,47,56,189,24,35,60,78,19,25,34,68,70,29,
 14,36,50,79,18,26,37,40,58,39,15,27,48,69,80,16,
 32,49,75,90,17,28,43,65,100,38,42,59,76,21,53,64,
 87,109,52,63,74]