login

A031131 as a simple table

na(n)
13
24
36
46
56
66
76
810
98
108
1110
126
136
1410
1512
168
178
1810
196
208
2110
2210
2314
2412
256
266
276
286
2918
3018
3110
328
3312
3412
358
3612
3710
3810
3912
408
4112
4212
436
446
4514
4624
4716
486
496
5010
518
5212
5316
5412
5512
568
578
5810
596
6012
6124
6218
636
646
6518
6620
6716
6812
696
7010
7114
7214
7312
7410
7510
7614
7712
7812
7918
8012
8112
8212

[3,4,6,6,6,6,6,10,8,8,10,6,6,10,12,8,8,10,6,8,10,
 10,14,12,6,6,6,6,18,18,10,8,12,12,8,12,10,10,12,8,
 12,12,6,6,14,24,16,6,6,10,8,12,16,12,12,8,8,10,6,
 12,24,18,6,6,18,20,16,12,6,10,14,14,12,10,10,14,
 12,12,18,12,12,12]