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A237630型作为一个简单的表

n个a(n)
181
2260
702
41786
54621
611936
730656
877576
9200452
10515424
111325424
123365664
138687760
1422278912
1557336960
16145904256
17376379712
18963592704
192481143040
206321940992
2116301843712
2241692741632
23107387375616
24273842325504

[81,260,702,1786,4621,11936,30656,77576,200452,515424,1325424,3365664,8687760,22278912,57336960,145904256,376379712,963592704,2481143040,6321940992,16301843712,41692741632,107387375616,273842325504]