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A177259 as a simple table

n a(n)
0 1
1 0
2 1
3 1
4 9
5 41
6 258
7 1809
8 14575
9 131660
10 1320264
11 14551987
12 174887262
13 2276174790
14 31895551245
15 478783042890
16 7665081036273
17 130370168718467
18 2347620603019159
19 44620121619435141
20 892663172726141844
21 18750621868455013979
22 412602921349249182309

[1,0,1,1,9,41,258,1809,14575,131660,1320264,
 14551987,174887262,2276174790,31895551245,
 478783042890,7665081036273,130370168718467,
 2347620603019159,44620121619435141,
 892663172726141844,18750621868455013979,
 412602921349249182309]

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Last modified September 7 04:49 EDT 2024. Contains 375729 sequences. (Running on oeis4.)