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A286110 as a simple table

na(n)
31
41
51
63
73
87
98
1017
1121
1247
1363
14132
15205
16411
17685
181353
192385
204643
218496
2216430
2330735
2459343
25112531
26217245
27415628
28803209
291545463
302991191
315778267
3211201883
3321702708
3442141575
3581830748
36159140895
37309590883
38602938098
391174779397
402290920127

[1,1,1,3,3,7,8,17,21,47,63,132,205,411,685,1353,
 2385,4643,8496,16430,30735,59343,112531,217245,
 415628,803209,1545463,2991191,5778267,11201883,
 21702708,42141575,81830748,159140895,309590883,
 602938098,1174779397,2290920127]