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A027340 as a simple table

na(n)
01
11
22
33
45
57
610
714
820
927
1037
1149
1266
1386
14113
15146
16189
17241
18308
19389
20492
21616
22771
23958
241190
251468
261809
272218
282716
293310
304029
314884
325913
337133
348592
3510318
3612373
3714795
3817666
3921042
4025028
4129700
4235197
4341624
4449160
4557949
4668220

[1,1,2,3,5,7,10,14,20,27,37,49,66,86,113,146,189,
 241,308,389,492,616,771,958,1190,1468,1809,2218,
 2716,3310,4029,4884,5913,7133,8592,10318,12373,
 14795,17666,21042,25028,29700,35197,41624,49160,
 57949,68220]