login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A070668 as a simple table

na(n)
11
21
31
41
51
61
72
81
94
101
111
121
133
149
151
161
171
187
197
201
214
221
231
241
251
263
2710
289
291
301
315
321
331
341
3511
3613
3710
387
3916
401
411
4225
436
441
4516
461
471
481
4918
501
511
529
531
5419
551
569
577
581
591
601
6113
625
634
641
6516
661
6729
681
691
7011
711
7225
738
7447
751
7645
7723
7855
7923
801
8128
821
831
8425

[1,1,1,1,1,1,2,1,4,1,1,1,3,9,1,1,1,7,7,1,4,1,1,1,
 1,3,10,9,1,1,5,1,1,1,11,13,10,7,16,1,1,25,6,1,16,
 1,1,1,18,1,1,9,1,19,1,9,7,1,1,1,13,5,4,1,16,1,29,
 1,1,11,1,25,8,47,1,45,23,55,23,1,28,1,1,25]