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A272630 as a simple table

na(n)
10
227
32250
4105987
5191420427
68091223647
714764068268068
8636877933530303
91202912275541006163
10101416777765228668135243
114470228055779262703971971
12387215990724249198145972139532
13763815804413169191825705670410076
1433986135421741862065520464883016403

[0,27,2250,105987,191420427,8091223647,
 14764068268068,636877933530303,
 1202912275541006163,101416777765228668135243,
 4470228055779262703971971,
 387215990724249198145972139532,
 763815804413169191825705670410076,
 33986135421741862065520464883016403]