Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 4 |
3 | 12 |
4 | 57 |
5 | 469 |
6 | 5409 |
7 | 77321 |
8 | 1304086 |
9 | 25263208 |
10 | 551790014 |
11 | 13398776948 |
12 | 357740951660 |
13 | 10409057421898 |
14 | 327640162774856 |
15 | 11087710302096702 |
16 | 401290657576717001 |
17 | 15462394004585328685 |
18 | 631795378164538352085 |
19 | 27280160237622374011469 |
20 | 1240933576265292837746859 |
[0,1,4,12,57,469,5409,77321,1304086,25263208, 551790014,13398776948,357740951660,10409057421898, 327640162774856,11087710302096702, 401290657576717001,15462394004585328685, 631795378164538352085,27280160237622374011469, 1240933576265292837746859] |