login

A064222 as a simple table

na(n)
00
11
22
33
44
55
66
77
88
99
1010
1111
1221
1322
1432
1533
1643
1744
1854
1955
2065
2166
2276
2377
2487
2588
2698
2799
28100
29110
30111
31211
32221
33222
34322
35332
36333
37433
38443
39444
40544
41554
42555
43655
44665
45666
46766
47776
48777
49877
50887
51888
52988
53998
54999
551000
561100
571110
581111
592111

[0,1,2,3,4,5,6,7,8,9,10,11,21,22,32,33,43,44,54,
 55,65,66,76,77,87,88,98,99,100,110,111,211,221,
 222,322,332,333,433,443,444,544,554,555,655,665,
 666,766,776,777,877,887,888,988,998,999,1000,1100,
 1110,1111,2111]