A042570 - OEIS

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A042570 as a simple table

n	a(n)
0	28
1	29
2	57
3	428
4	485
5	913
6	1398
7	7903
8	143652
9	151555
10	901427
11	1954409
12	2855836
13	4810245
14	22096816
15	26907061
16	49003877
17	124914815
18	673577952
19	798492767
20	15046447758
21	76030731557
22	91077179315
23	167107910872

[28,29,57,428,485,913,1398,7903,143652,151555, 901427,1954409,2855836,4810245,22096816,26907061, 49003877,124914815,673577952,798492767, 15046447758,76030731557,91077179315,167107910872]