login

A216249 as a simple table

na(n)
11
23
32
44
55
66
78
87
912
1011
119
1210
1313
1414
1515
1617
1716
1821
1920
2025
2124
2218
2319
2422
2523
2626
2727
2828
2930
3029
3134
3233
3338
3437
3542
3641
3731
3832
3935
4036
4139
4240
4343
4444
4545
4647
4746
4851
4950
5055
5154
5259
5358
5463
5562
5648
5749
5852
5953
6056
6157
6260
6361
6464
6565
6666
6768
6867
6972
7071
7176
7275
7380
7479
7584
7683
7788
7887

[1,3,2,4,5,6,8,7,12,11,9,10,13,14,15,17,16,21,20,
 25,24,18,19,22,23,26,27,28,30,29,34,33,38,37,42,
 41,31,32,35,36,39,40,43,44,45,47,46,51,50,55,54,
 59,58,63,62,48,49,52,53,56,57,60,61,64,65,66,68,
 67,72,71,76,75,80,79,84,83,88,87]