login

A003254 as a simple table

na(n)
12
24
36
48
59
610
712
814
915
1017
1119
1221
1323
1424
1525
1627
1729
1831
1933
2034
2135
2237
2339
2440
2542
2644
2746
2848
2949
3050
3152
3254
3355
3457
3558
3659
3761
3863
3964
4065
4167
4269
4371
4473
4574
4675
4777
4879
4980
5082
5184
5286
5388
5489
5590
5692
5794
5895
5997
6098
6199
62101
63103
64104
65106

[2,4,6,8,9,10,12,14,15,17,19,21,23,24,25,27,29,31,
 33,34,35,37,39,40,42,44,46,48,49,50,52,54,55,57,
 58,59,61,63,64,65,67,69,71,73,74,75,77,79,80,82,
 84,86,88,89,90,92,94,95,97,98,99,101,103,104,106]