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A214951 as a simple table

na(n)
02
15
226
3110
4491
52159
69533
742044
8185489
9818264
103609770
1115924383
1270250033
13309906167
141367143082
156031116281
1626606113502
17117372181274
18517784341115
192284192224491
2010076654901437
2144452902392372
22196102828810229
23865102555686356
243816377542312814

[2,5,26,110,491,2159,9533,42044,185489,818264,
 3609770,15924383,70250033,309906167,1367143082,
 6031116281,26606113502,117372181274,517784341115,
 2284192224491,10076654901437,44452902392372,
 196102828810229,865102555686356,3816377542312814]