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A277881 as a simple table

na(n)
11
23
32
46
55
64
710
815
99
108
1121
127
1328
1436
1514
1645
1720
1813
1955
2012
2166
2278
2327
2411
2591
26105
2735
28120
2944
3019
31136
32153
3354
3426
35171
3618
37190
38210
3965
4017
41231
42253
4377
44276
4590
4634
47300
4816
49325
50351
51104
52378
53119
5443
55406
56435
57135
5853
59465
6025
61496
62528
63152
64561
65170
6664
67595
6833
69630
70666
71189
7224
73703
74741
75209
76780
77230
7876
79820
8023

[1,3,2,6,5,4,10,15,9,8,21,7,28,36,14,45,20,13,55,
 12,66,78,27,11,91,105,35,120,44,19,136,153,54,26,
 171,18,190,210,65,17,231,253,77,276,90,34,300,16,
 325,351,104,378,119,43,406,435,135,53,465,25,496,
 528,152,561,170,64,595,33,630,666,189,24,703,741,
 209,780,230,76,820,23]