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A210347 as a simple table

na(n)
140
213566
338415623
4934012605398
5193382034306882852
6341167083547574037214431
75125371159957295208758939227336
8655672443742537489846231752745295823823

[40,13566,38415623,934012605398,
 193382034306882852,341167083547574037214431,
 5125371159957295208758939227336,
 655672443742537489846231752745295823823]