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A007400 as a simple table

na(n)
00
11
24
32
44
54
66
74
82
94
106
112
124
136
144
154
162
174
186
192
204
214
226
234
242
256
264
272
284
296
304
314
322
334
346
352
364
374
386
394
402
414
426
432
444
456
464
474
482
496
504
512
524
534
546
554
562
576
584
592
604
616
624
634
642
654
666
672
684
694
706
714
722
734
746
752
764
776
784
794
802
814
826
832
844
854
866
874
882
896
904
912
924
936
944
954
962
976
984

[0,1,4,2,4,4,6,4,2,4,6,2,4,6,4,4,2,4,6,2,4,4,6,4,
 2,6,4,2,4,6,4,4,2,4,6,2,4,4,6,4,2,4,6,2,4,6,4,4,2,
 6,4,2,4,4,6,4,2,6,4,2,4,6,4,4,2,4,6,2,4,4,6,4,2,4,
 6,2,4,6,4,4,2,4,6,2,4,4,6,4,2,6,4,2,4,6,4,4,2,6,4]