login

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

A034400 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
101
110
121
131
142
152
165
174
188
1910
2016
2119
2231
2336
2457
2572
26105
27133
28195
29247
30351
31456
32633
33825
341140
351484
362027
372660
383595
394719
406358
418343
4211174
4314696
4419592
4525765
4634268
4745046
4859753
4978593
50104015
51136788

[0,0,0,0,0,0,0,0,0,1,0,1,1,2,2,5,4,8,10,16,19,31,
 36,57,72,105,133,195,247,351,456,633,825,1140,
 1484,2027,2660,3595,4719,6358,8343,11174,14696,
 19592,25765,34268,45046,59753,78593,104015,136788]