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A271426 as a simple table

n a(n)
0 0
1 1
2 1
3 4
4 11
5 51
6 132
7 771
8 3089
9 18388
10 96423
11 627529
12 3349018
13 24510305
14 155908651
15 1171494200
16 8647906143
17 71603237483
18 572103586280
19 5172888505403
20 43344865682187
21 416735802793600
22 3830340992280773
23 38239507035358011
24 374336654847685014

[0,1,1,4,11,51,132,771,3089,18388,96423,627529,
 3349018,24510305,155908651,1171494200,8647906143,
 71603237483,572103586280,5172888505403,
 43344865682187,416735802793600,3830340992280773,
 38239507035358011,374336654847685014]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)