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”).

A241948 as a simple table

na(n)
01
11
21
32
42
53
64
74
85
96
107
118
128
1310
1411
1512
1614
1714
1816
1918
2018
2121
2222
2323
2426
2526
2629
2731
2832
2935
3036
3139
3241
3341
3446
3547
3649
3753
3852
3957
4060
4160
4265
4366
4470
4574
4673
4779
4881
4984
5089
5188
5294
5397
5497
55105
56105
57109
58115
59113
60121
61124
62125
63132
64132
65139
66143
67141
68151
69152
70157
71164
72161
73171
74175

[1,1,1,2,2,3,4,4,5,6,7,8,8,10,11,12,14,14,16,18,
 18,21,22,23,26,26,29,31,32,35,36,39,41,41,46,47,
 49,53,52,57,60,60,65,66,70,74,73,79,81,84,89,88,
 94,97,97,105,105,109,115,113,121,124,125,132,132,
 139,143,141,151,152,157,164,161,171,175]