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A160515 as a simple table

na(n)
393
383
377
367
353
346
338
327
315
308
297
286
279
263
255
244
237
221
214
206
196
183
171
169
156
143
132
125
110
107
99
85
73
69
52
46
34
20
10

[3,3,7,7,3,6,8,7,5,8,7,6,9,3,5,4,7,1,4,6,6,3,1,9,
 6,3,2,5,0,7,9,5,3,9,2,6,4,0,0]