login

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

A231755 as a simple table

na(n)
1331
21398079
389478457
4393530540239137101071
51730765619511609209510165443073253
68173309551284740577911184144801648979299941984979211421
72142584059011987034055949456454883470029603991710390447068299

[331,1398079,89478457,393530540239137101071,
 1730765619511609209510165443073253,
 81733095512847405779111841448016489792999419849792\
 11421,
 21425840590119870340559494564548834700296039917103\
 90447068299]