A017175 - OEIS

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A017175 as a simple table

n	a(n)
0	1
1	1000
2	6859
3	21952
4	50653
5	97336
6	166375
7	262144
8	389017
9	551368
10	753571
11	1000000
12	1295029
13	1643032
14	2048383
15	2515456
16	3048625
17	3652264
18	4330747
19	5088448
20	5929741
21	6859000
22	7880599
23	8998912

[1,1000,6859,21952,50653,97336,166375,262144, 389017,551368,753571,1000000,1295029,1643032, 2048383,2515456,3048625,3652264,4330747,5088448, 5929741,6859000,7880599,8998912]