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A222850 as a simple table

n a(n)
1 2
2 51
3 737
4 19446
5 292257
6 7998180
7 124148448
8 3439829096
9 54306296841
10 1515901033301
11 24205923008005
12 678825974471631
13 10927863709310867
14 307435863252751539
15 4979572918586911445
16 140414743437294171876 

[2,51,737,19446,292257,7998180,124148448,
 3439829096,54306296841,1515901033301,
 24205923008005,678825974471631,10927863709310867,
 307435863252751539,4979572918586911445,
 140414743437294171876]

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Last modified September 16 23:59 EDT 2024. Contains 375984 sequences. (Running on oeis4.)