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A234453 as a simple table

na(n)
12400
231112
3427956
46049248
586545688
61246417268
717999990956
8260509952008
93772324919216
1054683798470992
11792660439569184
1211498882870642596
13166774556604227496
142420540967413065532
1535121760962460304188

[2400,31112,427956,6049248,86545688,1246417268,
 17999990956,260509952008,3772324919216,
 54683798470992,792660439569184,11498882870642596,
 166774556604227496,2420540967413065532,
 35121760962460304188]