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A275925 as a simple table

na(n)
13
26
35
46
53
66
75
86
96
105
116
123
136
145
156
165
176
183
196
205
216
226
235
246
253
266
275
286
293
306
315
326
336
345
356
363
376
385
396
405
416
423
436
445
456
466
475
486
493
506
515
526
536
545
556
563
576
585
596
605
616
623
636
645
656
666
675
686
693
706
715
726
733
746
755
766
776
785
796
803
816
825
836
845
856
863
876
885
896
906
915
926
933
946
955
966
975
986
993
1006

[3,6,5,6,3,6,5,6,6,5,6,3,6,5,6,5,6,3,6,5,6,6,5,6,
 3,6,5,6,3,6,5,6,6,5,6,3,6,5,6,5,6,3,6,5,6,6,5,6,3,
 6,5,6,6,5,6,3,6,5,6,5,6,3,6,5,6,6,5,6,3,6,5,6,3,6,
 5,6,6,5,6,3,6,5,6,5,6,3,6,5,6,6,5,6,3,6,5,6,5,6,3,
 6]