login

A213808 as a simple table

na(n)
01
11
21
31
42
53
61
73
86
910
101
114
1210
1320
1435
151
165
1715
1835
1970
20126
211
226
2321
2456
25126
26252
27462
281
297
3028
3184
32210
33462
34924
351716
361
378
3836
39120
40330
41792
421716
433432
446427
451
469
4745
48165
49495
501287
513003
526435
5312861
5424229
551
5610
5755
58220
59715
602002
615005
6211440
6324300
6448520
6591828

[1,1,1,1,2,3,1,3,6,10,1,4,10,20,35,1,5,15,35,70,
 126,1,6,21,56,126,252,462,1,7,28,84,210,462,924,
 1716,1,8,36,120,330,792,1716,3432,6427,1,9,45,165,
 495,1287,3003,6435,12861,24229,1,10,55,220,715,
 2002,5005,11440,24300,48520,91828]