A238141 - OEIS

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A238141 as a simple table

n	a(n)
1	1810
2	22698
3	292176
4	3817216
5	49554382
6	642717388
7	8350461834
8	108497620520
9	1408763005522
10	18293990239076
11	237617269565066
12	3086156579656534
13	40079416703850338
14	520523252730903368
15	6760388203460812474

[1810,22698,292176,3817216,49554382,642717388, 8350461834,108497620520,1408763005522, 18293990239076,237617269565066,3086156579656534, 40079416703850338,520523252730903368, 6760388203460812474]