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A118812 as a simple table

na(n)
12
223
387178286161
4403291461126605629356979201
55502622159812088949850305428800254867109635014075023360001

[2,23,87178286161,403291461126605629356979201,
 55026221598120889498503054288002548671096350140750\
 23360001]