login

A081361 as a simple table

na(n)
13
25
34
43
55
64
75
84
94
103
115
124
135
144
155
164
174
183
195
204
216
223
235
244
256
263
275
284
298
305
314
328
335
344
357
365
374
387
395
404
419
424
438
445
454
468
475
484
496
503
515
524
539
544

[3,5,4,3,5,4,5,4,4,3,5,4,5,4,5,4,4,3,5,4,6,3,5,4,
 6,3,5,4,8,5,4,8,5,4,7,5,4,7,5,4,9,4,8,5,4,8,5,4,6,
 3,5,4,9,4]