login

A008684 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1414
1515
1616
1717
1818
1919
2020
2121
2222
2323
2424
2525
2626
2727
2828
2929
3030
3131
321
332
343
354
365
376
387
398
409
4110
4211
4312
4413
4514
4615
4716
4817
4918
5019
5120
5221
5322
5423
5524
5625
5726
5827
5928
601
612
623
634
645
656
667
678
689
6910
7011
7112
7213
7314
7415
7516

[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,
 20,21,22,23,24,25,26,27,28,29,30,31,1,2,3,4,5,6,7,
 8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,
 25,26,27,28,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
 16]