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A197771 as a simple table

na(n)
112
2507
337038
43834009
5512501793
683914215403
716258109291003
83637416562713076
9922786228220640102
10261741863272493596615
1182078032321730681299098
1228195269239973685901676783
1310529425953839699619063326836

[12,507,37038,3834009,512501793,83914215403,
 16258109291003,3637416562713076,
 922786228220640102,261741863272493596615,
 82078032321730681299098,
 28195269239973685901676783,
 10529425953839699619063326836]