login

A178657 as a simple table

na(n)
11
21
33
41
515
615
71
81
943
10161
11105
1210
131
1496
15855
161680
17855
1896
191
201
21185
223191
2313387
2417655
257623
26945
2721
281
29323
309570
3172254
32188188
33188188
3472254
359570
36323
371
381
39525
4024675
41302359
421345605
432499861
442036125
45715725
4699414
474410
4836
491
50808

[1,1,3,1,15,15,1,1,43,161,105,10,1,96,855,1680,
 855,96,1,1,185,3191,13387,17655,7623,945,21,1,323,
 9570,72254,188188,188188,72254,9570,323,1,1,525,
 24675,302359,1345605,2499861,2036125,715725,99414,
 4410,36,1,808]