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A187830 as a simple table

n a(n)
0 0
1 0
2 1
3 2
4 11
5 30
6 141
7 472
8 2165
9 8302
10 38613
11 163144
12 780953
13 3554402
14 17611557
15 85145196
16 437376337
17 2225425454
18 11847704869
19 63032490312
20 347377407169
21 1923189664970
22 10955002251365
23 62881123205556
24 369621186243777
25 2193173759204902
26 13281809346518213

[0,0,1,2,11,30,141,472,2165,8302,38613,163144,
 780953,3554402,17611557,85145196,437376337,
 2225425454,11847704869,63032490312,347377407169,
 1923189664970,10955002251365,62881123205556,
 369621186243777,2193173759204902,
 13281809346518213]

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Last modified May 14 21:33 EDT 2024. Contains 372533 sequences. (Running on oeis4.)