login

A225179 as a simple table

na(n)
11
23
34
45
56
67
77
88
98
109
119
1210
1310
1410
1511
1611
1711
1811
1912
2012
2112
2212
2312
2413
2513
2613
2713
2813
2913
3014
3114
3214
3314
3414
3514
3615
3714
3815
3915
4015
4115
4216
4315
4415
4515
4616
4715
4816
4916
5016
5116
5216
5316
5417
5516
5617
5716
5817
5917
6016
6117
6217
6317
6417
6517
6618
6717
6817
6917
7017
7117
7219
7317
7418
7518
7617
7718
7818
7918
8018
8118
8219
8318

[1,3,4,5,6,7,7,8,8,9,9,10,10,10,11,11,11,11,12,12,
 12,12,12,13,13,13,13,13,13,14,14,14,14,14,14,15,
 14,15,15,15,15,16,15,15,15,16,15,16,16,16,16,16,
 16,17,16,17,16,17,17,16,17,17,17,17,17,18,17,17,
 17,17,17,19,17,18,18,17,18,18,18,18,18,19,18]