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”).

A160697 as a simple table

na(n)
11
22
33
44
56
67
78
810
911
1013
1115
1217
1318
1421
1522
1624
1725
1828
1934
2036
2138
2239
2341
2442
2543
2645
2746
2849
2950
3052
3156
3259
3362
3463
3564
3669
3773
3876
3980
4081
4185
4287
4391
4492
4595
4698
47102
48108
49109
50112
51113
52115
53118
54125
55126
56127
57132
58134
59137
60140
61141
62143
63153
64154
65155

[1,2,3,4,6,7,8,10,11,13,15,17,18,21,22,24,25,28,
 34,36,38,39,41,42,43,45,46,49,50,52,56,59,62,63,
 64,69,73,76,80,81,85,87,91,92,95,98,102,108,109,
 112,113,115,118,125,126,127,132,134,137,140,141,
 143,153,154,155]