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A162533 as a simple table

na(n)
01
11
22
34
410
526
668
7176
8454
91174
103052
117976
1220932
1355108
14145448
15384704
161019462
172706214
187194956
1919155896
2051065260
21136284236
22364097912
23973654240
242605983772
256980545276
2618712478072
2750196568144
28134739960904
29361892443592
30972537193168

[1,1,2,4,10,26,68,176,454,1174,3052,7976,20932,
 55108,145448,384704,1019462,2706214,7194956,
 19155896,51065260,136284236,364097912,973654240,
 2605983772,6980545276,18712478072,50196568144,
 134739960904,361892443592,972537193168]