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A308171 as a simple table

na(n)
15
22
34
46
51
66
73
81
96
103
119
121
136
143
159
161
178
181
196
203
219
221
238
241
254
266
271
286
293
309
311
328
331
344
356
361
376
381
396
403
411
426
433
449
451
468
471
484
496
501
516
521
536
543
551
566
573
581
596
603
619
621
636
643
659
661
678
681
694
706
711
726
731
746
753
761
776
783
791
806
813
829
831
846
853
869
871

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