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A378200 as a simple table

na(n)
11
25
32
46
53
64
712
89
914
107
1115
128
1313
1410
1511
1623
1720
1825
1918
2027
2116
2228
2317
2426
2519
2624
2721
2822
2938
3035
3140
3233
3342
3431
3544
3629
3745
3830
3943
4032
4141
4234
4339
4436
4537
4657
4754
4859
4952
5061
5150
5263
5348
5465
5546
5666
5747
5864
5949
6062
6151
6260
6353
6458
6555
6656
6780
6877
6982
7075
7184
7273
7386
7471
7588
7669
7790
7867
7991
8068
8189
8270
8387
8472
8585
8674
8783
8876
8981
9078

[1,5,2,6,3,4,12,9,14,7,15,8,13,10,11,23,20,25,18,
 27,16,28,17,26,19,24,21,22,38,35,40,33,42,31,44,
 29,45,30,43,32,41,34,39,36,37,57,54,59,52,61,50,
 63,48,65,46,66,47,64,49,62,51,60,53,58,55,56,80,
 77,82,75,84,73,86,71,88,69,90,67,91,68,89,70,87,
 72,85,74,83,76,81,78]