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A113225号作为一个简单的表

n个a(n)
01
11
2
6
415
535
685
7204
8493
91189
102871
116930
1216731
1340391
1497513
15235416
16568345
171372105
183312555
197997214
2019306983
2146611179
22112529341
23271669860
24655869061
251583407981
263822685023
279228778026
2822280241075
2953789260175

[1,1,3,6,15,35,85,204,493,1189,2871,6930,16731,40391,97513,235416,568345,1372105,3312555,7997214,19306983,46611179,112529341,271669860,655869061,1583407981,3822685023,9228778026,22280241075,53789260175]