A024438 - OEIS

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A024438 as a simple table

n	a(n)
0	1
1	26
2	445
3	6330
4	81141
5	973746
6	11173405
7	124182410
8	1348136581
9	14378944866
10	151299635565
11	1575384732090
12	16269102500821
13	166926103626386
14	1703932925460925
15	17322243189947370
16	175524515134509861

[1,26,445,6330,81141,973746,11173405,124182410, 1348136581,14378944866,151299635565,1575384732090, 16269102500821,166926103626386,1703932925460925, 17322243189947370,175524515134509861]