login

A157225 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
111
121
130
142
151
160
172
183
191
202
214
221
232
244
252
262
273
282
292
304
312
324
334
341
355
365
372
385
397
401
413
427
432
444
458
462
474
483
492
504

[0,0,0,0,0,0,0,0,0,0,1,1,0,2,1,0,2,3,1,2,4,1,2,4,
 2,2,3,2,2,4,2,4,4,1,5,5,2,5,7,1,3,7,2,4,8,2,4,3,2,
 4]