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A259108 as a simple table

na(n)
00
12
234
3196
4708
51958
64550
79352
817544
930666
1050666
1179948
12121420
13178542
14255374
15356624
16487696
17654738
18864690
191125332
201445332
211834294
222302806
232862488
243526040
254307290
265221242
276284124
287513436
298927998
3010547998
3112395040
3214492192
3316864034
3419536706

[0,2,34,196,708,1958,4550,9352,17544,30666,50666,
 79948,121420,178542,255374,356624,487696,654738,
 864690,1125332,1445332,1834294,2302806,2862488,
 3526040,4307290,5221242,6284124,7513436,8927998,
 10547998,12395040,14492192,16864034,19536706]