login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A256527 as a simple table

na(n)
11
21
315
43
514
66
76
842
930
1042
11168
12210
13210
14420
15840
1620790
1720790
189240
199240
2083160
21120120
223984120
235165160
2443825320
2526860680
2643825320
271304863560
28569729160
29569729160
3016522145640
3118176198040
32563462139240
331140028049160
343844800479520
351255683068640
3665361608151840
3765361608151840
3865361608151840
39413956851628320
401241870554884960
411241870554884960

[1,1,15,3,14,6,6,42,30,42,168,210,210,420,840,
 20790,20790,9240,9240,83160,120120,3984120,
 5165160,43825320,26860680,43825320,1304863560,
 569729160,569729160,16522145640,18176198040,
 563462139240,1140028049160,3844800479520,
 1255683068640,65361608151840,65361608151840,
 65361608151840,413956851628320,1241870554884960,
 1241870554884960]