login

A240439 as a simple table

na(n)
11
21
31
43
53
61
76
815
915
103
111
1210
1345
14105
15114
1639
173
181
1915
20105
21420
22969
231194
24654
25102
263
271
2821
29210
301260
314773
3211259
3315615
3411412
353663
36342
3715
381
3928
40378
413150
4217415
4364776
44159528
45250233
46234609
47119259
4828395
492613
5069
511
5236
53630
546930

[1,1,1,3,3,1,6,15,15,3,1,10,45,105,114,39,3,1,15,
 105,420,969,1194,654,102,3,1,21,210,1260,4773,
 11259,15615,11412,3663,342,15,1,28,378,3150,17415,
 64776,159528,250233,234609,119259,28395,2613,69,1,
 36,630,6930]