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A019274 as a simple table

na(n)
10
20
32
44
58
614
724
840
966
10108
11176
12286
13464
14752
151218
161972
173192
185166
198360
2013528
2121890
2235420
2357312
2492734
25150048
26242784
27392834
28635620
291028456
301664078
312692536
324356616
337049154
3411405772
3518454928
3629860702
3748315632

[0,0,2,4,8,14,24,40,66,108,176,286,464,752,1218,
 1972,3192,5166,8360,13528,21890,35420,57312,92734,
 150048,242784,392834,635620,1028456,1664078,
 2692536,4356616,7049154,11405772,18454928,
 29860702,48315632]