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A311626 as a simple table

na(n)
01
14
28
312
418
524
628
734
840
944
1048
1152
1256
1360
1464
1570
1676
1780
1886
1992
2096
21100
22104
23108
24112
25116
26122
27128
28132
29138
30144
31148
32152
33156
34160
35164
36168
37174
38180
39184
40190
41196
42200
43204
44208
45212
46216
47220
48226
49232

[1,4,8,12,18,24,28,34,40,44,48,52,56,60,64,70,76,
 80,86,92,96,100,104,108,112,116,122,128,132,138,
 144,148,152,156,160,164,168,174,180,184,190,196,
 200,204,208,212,216,220,226,232]