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A297897 as a simple table

na(n)
01
13
215
310
460
5260
635
7231
81050
94375
10126
11882
124140
1317640
1472324
15462
163366
1716170
1870070
19291060
201183644
211716
2212870
2362920
24276276
251159704
264756752
2719253520
286435
2949335
30244530
311085175
324594590
3318981270
3477297220
35311949495
3624310
37189618
38950300

[1,3,15,10,60,260,35,231,1050,4375,126,882,4140,
 17640,72324,462,3366,16170,70070,291060,1183644,
 1716,12870,62920,276276,1159704,4756752,19253520,
 6435,49335,244530,1085175,4594590,18981270,
 77297220,311949495,24310,189618,950300]