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”).

A050044 as a simple table

na(n)
11
22
32
43
55
66
78
813
921
1022
1124
1229
1337
1458
1582
16119
17201
18202
19204
20209
21217
22238
23262
24299
25381
26582
27786
281003
291265
301646
312432
323697
336129
346130
356132
366137
376145
386166
396190
406227
416309
426510
436714
446931
457193
467574
478360

[1,2,2,3,5,6,8,13,21,22,24,29,37,58,82,119,201,
 202,204,209,217,238,262,299,381,582,786,1003,1265,
 1646,2432,3697,6129,6130,6132,6137,6145,6166,6190,
 6227,6309,6510,6714,6931,7193,7574,8360]