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A253080 as a simple table

na(n)
00
11
23
34
48
55
616
716
824
915
1036
1138
1244
1337
1464
1562
1686
1759
18108
19102
20116
2197
22150
23130
24186
25125
26224
27178
28224
29177
30270
31230
32320
33219
34370
35280
36376
37281
38454
39348
40498
41327
42552
43394
44600
45413
46624
47488
48746
49475
50790
51556
52842
53585
54884
55636
561010

[0,1,3,4,8,5,16,16,24,15,36,38,44,37,64,62,86,59,
 108,102,116,97,150,130,186,125,224,178,224,177,
 270,230,320,219,370,280,376,281,454,348,498,327,
 552,394,600,413,624,488,746,475,790,556,842,585,
 884,636,1010]