login

A128140 as a simple table

na(n)
11
23
32
47
55
63
713
810
97
104
1121
1217
1313
149
155
1631
1726
1821
1916
2011
216
2243
2337
2431
2525
2619
2713
287
2957
3050
3143
3236
3329
3422
3515
368
3773
3865
3957
4049
4141
4233
4325
4417
459
4691
4782
4873
4964
5055
5146
5237
5328
5419
5510

[1,3,2,7,5,3,13,10,7,4,21,17,13,9,5,31,26,21,16,
 11,6,43,37,31,25,19,13,7,57,50,43,36,29,22,15,8,
 73,65,57,49,41,33,25,17,9,91,82,73,64,55,46,37,28,
 19,10]