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A166214 as a simple table

na(n)
01
16
226
389
4249
5604
61340
72718
85166
99309
1016010
1126443
1242285
1365576
1499088
15146337
16211677
17300467
18419570
19576863
20782184
211047233
221385738
231813757
242350697
253018141
263841784
274851076
286079477
297564937
309351702
3111488015

[1,6,26,89,249,604,1340,2718,5166,9309,16010,
 26443,42285,65576,99088,146337,211677,300467,
 419570,576863,782184,1047233,1385738,1813757,
 2350697,3018141,3841784,4851076,6079477,7564937,
 9351702,11488015]