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A068773 as a simple table

na(n)
11
20
32
40
54
62
78
84
910
106
1116
1212
1324
1418
1526
1618
1734
1828
1946
2038
2150
2240
2362
2454
2574
2662
2780
2868
2996
3088
31118
32102
33122
34106
35130
36118
37154
38136
39160
40144
41184
42172
43214
44194
45218
46196
47242
48226
49268
50248
51280
52256
53308
54290
55330
56306
57342
58314
59372
60356

[1,0,2,0,4,2,8,4,10,6,16,12,24,18,26,18,34,28,46,
 38,50,40,62,54,74,62,80,68,96,88,118,102,122,106,
 130,118,154,136,160,144,184,172,214,194,218,196,
 242,226,268,248,280,256,308,290,330,306,342,314,
 372,356]