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A228290 as a simple table

na(n)
00
16
2126
31092
45460
519530
655986
7137256
8299592
9597870
101111110
111948716
123257436
135229042
148108730
1512204240
1617895696
1725646166
1836012942
1949659540
2067368420
2190054426
22118778946
23154764792
24199411800
25254313150
26321272406
27402321276
28499738092

[0,6,126,1092,5460,19530,55986,137256,299592,
 597870,1111110,1948716,3257436,5229042,8108730,
 12204240,17895696,25646166,36012942,49659540,
 67368420,90054426,118778946,154764792,199411800,
 254313150,321272406,402321276,499738092]