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A300451 as a simple table

na(n)
01
12
27
326
488
5272
6784
72144
85632
914336
1035584
1186528
12206848
13487424
141134592
152613248
165963776
1713500416
1830343168
1967764224
20150470656
21332398592
22730857472
231600126976
243489660928
257583301632
2616424894464
2735467034624
2876369887232
29164014063616

[1,2,7,26,88,272,784,2144,5632,14336,35584,86528,
 206848,487424,1134592,2613248,5963776,13500416,
 30343168,67764224,150470656,332398592,730857472,
 1600126976,3489660928,7583301632,16424894464,
 35467034624,76369887232,164014063616]