login

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

A018967 as a simple table

na(n)
23
37
440
5181
6767
74629
831167
9202271
101304340
118492018
1256259299
13378024920
142561925846
1517484177731
16120161533252

[3,7,40,181,767,4629,31167,202271,1304340,8492018,
 56259299,378024920,2561925846,17484177731,
 120161533252]