login

A063656 as a simple table

na(n)
00
11
22
34
45
56
69
710
811
912
1016
1117
1218
1319
1420
1525
1626
1727
1828
1929
2030
2136
2237
2338
2439
2540
2641
2742
2849
2950
3051
3152
3253
3354
3455
3556
3664
3765
3866
3967
4068
4169
4270
4371
4472
4581
4682
4783
4884
4985
5086
5187
5288
5389
5490
55100
56101
57102
58103
59104
60105
61106
62107
63108
64109
65110
66121

[0,1,2,4,5,6,9,10,11,12,16,17,18,19,20,25,26,27,
 28,29,30,36,37,38,39,40,41,42,49,50,51,52,53,54,
 55,56,64,65,66,67,68,69,70,71,72,81,82,83,84,85,
 86,87,88,89,90,100,101,102,103,104,105,106,107,
 108,109,110,121]