login

A027191 as a simple table

na(n)
10
20
30
40
51
60
70
80
90
100
110
120
130
140
151
161
172
182
193
203
214
224
235
245
257
267
279
2810
2913
3014
3118
3220
3325
3428
3535
3639
3748
3854
3965
4074
4189
42100
43119
44135
45160
46181
47213
48241
49282
50320
51372
52422
53490
54554
55641
56726
57836
58946
591087
601229
611408
621591
631817
642052
652341
662639
673002
683384

[0,0,0,0,1,0,0,0,0,0,0,0,0,0,1,1,2,2,3,3,4,4,5,5,
 7,7,9,10,13,14,18,20,25,28,35,39,48,54,65,74,89,
 100,119,135,160,181,213,241,282,320,372,422,490,
 554,641,726,836,946,1087,1229,1408,1591,1817,2052,
 2341,2639,3002,3384]