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A220718 as a simple table

na(n)
11
21
31
41
58
61
71
826
926
101
111
12118
13226
14118
151
161
17463
182243
192243
20463
211
221
231930
2421195
2572923
2621195
271930
281
291
307843
31201598
322126423
332126423
34201598
357843
361
371
3832209
391913495
4063806966
41168897201
4263806966
431913495
4432209
451
461
47131698

[1,1,1,1,8,1,1,26,26,1,1,118,226,118,1,1,463,2243,
 2243,463,1,1,1930,21195,72923,21195,1930,1,1,7843,
 201598,2126423,2126423,201598,7843,1,1,32209,
 1913495,63806966,168897201,63806966,1913495,32209,
 1,1,131698]