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A097650 as a simple table

n a(n)
0 0
1 1
2 1
3 111
4 291
5 651
6 4251
7 165751
8 64101
9 78501
10 222501
11 62501601
12 62516001
13 62660001
14 2441447211
15 3922328562757
16 390625025601
17 2482366251
18 2851006251
19 62500000160001
20 390881000001
21 412041406251
22 15259444422501
23 40002500000001

[0,1,1,111,291,651,4251,165751,64101,78501,222501,
 62501601,62516001,62660001,2441447211,
 3922328562757,390625025601,2482366251,2851006251,
 62500000160001,390881000001,412041406251,
 15259444422501,40002500000001]

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Last modified June 15 22:50 EDT 2024. Contains 373412 sequences. (Running on oeis4.)