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A237758 as a simple table

na(n)
10
20
31
42
54
66
710
814
921
1030
1142
1258
1380
14108
15144
16192
17252
18329
19426
20549
21702
22895
231131
241427
251789
262237
272781
283450
294259
305247
316436
327878
339607
3411693
3514182
3617172
3720727
3824974
3930008
4035997
4143072
4251457
4361330
4472988
4586677
46102785
47121645

[0,0,1,2,4,6,10,14,21,30,42,58,80,108,144,192,252,
 329,426,549,702,895,1131,1427,1789,2237,2781,3450,
 4259,5247,6436,7878,9607,11693,14182,17172,20727,
 24974,30008,35997,43072,51457,61330,72988,86677,
 102785,121645]