A304353 - OEIS

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A304353 as a simple table

n	a(n)
1	13
2	125
3	123
4	1023
5	5153
6	36201
7	445745
8	4761156
9	49676930
10	600072952
11	7013206946
12	79516574946
13	933563729549
14	10924248106329
15	126579931772305
16	1476185040736633
17	17231381126974399
18	200618232044801405

[13,125,123,1023,5153,36201,445745,4761156, 49676930,600072952,7013206946,79516574946, 933563729549,10924248106329,126579931772305, 1476185040736633,17231381126974399, 200618232044801405]